791858080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^2$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 2073945384

約数和(自身を除く): 1282087304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 65, 79, 80, 104, 122, 130, 158, 160, 208, 244, 260, 305, 316, 395, 416, 488, 520, 610, 632, 790, 793, 976, 1027, 1040, 1220, 1264, 1580, 1586, 1952, 2054, 2080, 2440, 2528, 3160, 3172, 3965, 4108, 4819, 4880, 5135, 6241, 6320, 6344, 7930, 8216, 9638, 9760, 10270, 12482, 12640, 12688, 15860, 16432, 19276, 20540, 24095, 24964, 25376, 31205, 31720, 32864, 38552, 41080, 48190, 49928, 62410, 62647, 63440, 77104, 81133, 82160, 96380, 99856, 124820, 125294, 126880, 154208, 162266, 164320, 192760, 199712, 249640, 250588, 313235, 324532, 380701, 385520, 405665, 499280, 501176, 626470, 649064, 761402, 771040, 811330, 998560, 1002352, 1252940, 1298128, 1522804, 1622660, 1903505, 2004704, 2505880, 2596256, 3045608, 3245320, 3807010, 4949113, 5011760, 6091216, 6490640, 7614020, 9898226, 10023520, 12182432, 12981280, 15228040, 19796452, 24745565, 30456080, 39592904, 49491130, 60912160, 79185808, 98982260, 158371616, 197964520, 395929040, 791858080]

約数ペア:

[(1, 791858080), (2, 395929040), (4, 197964520), (5, 158371616), (8, 98982260), (10, 79185808), (13, 60912160), (16, 49491130), (20, 39592904), (26, 30456080), (32, 24745565), (40, 19796452), (52, 15228040), (61, 12981280), (65, 12182432), (79, 10023520), (80, 9898226), (104, 7614020), (122, 6490640), (130, 6091216), (158, 5011760), (160, 4949113), (208, 3807010), (244, 3245320), (260, 3045608), (305, 2596256), (316, 2505880), (395, 2004704), (416, 1903505), (488, 1622660), (520, 1522804), (610, 1298128), (632, 1252940), (790, 1002352), (793, 998560), (976, 811330), (1027, 771040), (1040, 761402), (1220, 649064), (1264, 626470), (1580, 501176), (1586, 499280), (1952, 405665), (2054, 385520), (2080, 380701), (2440, 324532), (2528, 313235), (3160, 250588), (3172, 249640), (3965, 199712), (4108, 192760), (4819, 164320), (4880, 162266), (5135, 154208), (6241, 126880), (6320, 125294), (6344, 124820), (7930, 99856), (8216, 96380), (9638, 82160), (9760, 81133), (10270, 77104), (12482, 63440), (12640, 62647), (12688, 62410), (15860, 49928), (16432, 48190), (19276, 41080), (20540, 38552), (24095, 32864), (24964, 31720), (25376, 31205)]