85641920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 267297408

約数和(自身を除く): 181655488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 173, 182, 208, 221, 224, 238, 260, 272, 280, 320, 340, 346, 364, 416, 442, 448, 455, 476, 520, 544, 560, 595, 680, 692, 728, 832, 865, 884, 910, 952, 1040, 1088, 1105, 1120, 1190, 1211, 1360, 1384, 1456, 1547, 1730, 1768, 1820, 1904, 2080, 2210, 2240, 2249, 2380, 2422, 2720, 2768, 2912, 2941, 3094, 3460, 3536, 3640, 3808, 4160, 4420, 4498, 4760, 4844, 5440, 5536, 5824, 5882, 6055, 6188, 6920, 7072, 7280, 7616, 7735, 8840, 8996, 9520, 9688, 11072, 11245, 11764, 12110, 12376, 13840, 14144, 14560, 14705, 15470, 15743, 17680, 17992, 19040, 19376, 20587, 22490, 23528, 24220, 24752, 27680, 29120, 29410, 30940, 31486, 35360, 35984, 38080, 38233, 38752, 41174, 44980, 47056, 48440, 49504, 55360, 58820, 61880, 62972, 70720, 71968, 76466, 77504, 78715, 82348, 89960, 94112, 96880, 99008, 102935, 117640, 123760, 125944, 143936, 152932, 157430, 164696, 179920, 188224, 191165, 193760, 205870, 235280, 247520, 251888, 267631, 305864, 314860, 329392, 359840, 382330, 387520, 411740, 470560, 495040, 503776, 535262, 611728, 629720, 658784, 719680, 764660, 823480, 941120, 1007552, 1070524, 1223456, 1259440, 1317568, 1338155, 1529320, 1646960, 2141048, 2446912, 2518880, 2676310, 3058640, 3293920, 4282096, 5037760, 5352620, 6117280, 6587840, 8564192, 10705240, 12234560, 17128384, 21410480, 42820960, 85641920]

約数ペア:

[(1, 85641920), (2, 42820960), (4, 21410480), (5, 17128384), (7, 12234560), (8, 10705240), (10, 8564192), (13, 6587840), (14, 6117280), (16, 5352620), (17, 5037760), (20, 4282096), (26, 3293920), (28, 3058640), (32, 2676310), (34, 2518880), (35, 2446912), (40, 2141048), (52, 1646960), (56, 1529320), (64, 1338155), (65, 1317568), (68, 1259440), (70, 1223456), (80, 1070524), (85, 1007552), (91, 941120), (104, 823480), (112, 764660), (119, 719680), (130, 658784), (136, 629720), (140, 611728), (160, 535262), (170, 503776), (173, 495040), (182, 470560), (208, 411740), (221, 387520), (224, 382330), (238, 359840), (260, 329392), (272, 314860), (280, 305864), (320, 267631), (340, 251888), (346, 247520), (364, 235280), (416, 205870), (442, 193760), (448, 191165), (455, 188224), (476, 179920), (520, 164696), (544, 157430), (560, 152932), (595, 143936), (680, 125944), (692, 123760), (728, 117640), (832, 102935), (865, 99008), (884, 96880), (910, 94112), (952, 89960), (1040, 82348), (1088, 78715), (1105, 77504), (1120, 76466), (1190, 71968), (1211, 70720), (1360, 62972), (1384, 61880), (1456, 58820), (1547, 55360), (1730, 49504), (1768, 48440), (1820, 47056), (1904, 44980), (2080, 41174), (2210, 38752), (2240, 38233), (2249, 38080), (2380, 35984), (2422, 35360), (2720, 31486), (2768, 30940), (2912, 29410), (2941, 29120), (3094, 27680), (3460, 24752), (3536, 24220), (3640, 23528), (3808, 22490), (4160, 20587), (4420, 19376), (4498, 19040), (4760, 17992), (4844, 17680), (5440, 15743), (5536, 15470), (5824, 14705), (5882, 14560), (6055, 14144), (6188, 13840), (6920, 12376), (7072, 12110), (7280, 11764), (7616, 11245), (7735, 11072), (8840, 9688), (8996, 9520)]