85379840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 252049728

約数和(自身を除く): 166669888

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 733, 832, 896, 910, 1040, 1120, 1280, 1456, 1466, 1664, 1792, 1820, 2080, 2240, 2912, 2932, 3328, 3640, 3665, 4160, 4480, 5131, 5824, 5864, 7280, 7330, 8320, 8960, 9529, 10262, 11648, 11728, 14560, 14660, 16640, 19058, 20524, 23296, 23456, 25655, 29120, 29320, 38116, 41048, 46912, 47645, 51310, 58240, 58640, 66703, 76232, 82096, 93824, 95290, 102620, 116480, 117280, 133406, 152464, 164192, 187648, 190580, 205240, 234560, 266812, 304928, 328384, 333515, 381160, 410480, 469120, 533624, 609856, 656768, 667030, 762320, 820960, 938240, 1067248, 1219712, 1313536, 1334060, 1524640, 1641920, 2134496, 2439424, 2668120, 3049280, 3283840, 4268992, 5336240, 6098560, 6567680, 8537984, 10672480, 12197120, 17075968, 21344960, 42689920, 85379840]

約数ペア:

[(1, 85379840), (2, 42689920), (4, 21344960), (5, 17075968), (7, 12197120), (8, 10672480), (10, 8537984), (13, 6567680), (14, 6098560), (16, 5336240), (20, 4268992), (26, 3283840), (28, 3049280), (32, 2668120), (35, 2439424), (40, 2134496), (52, 1641920), (56, 1524640), (64, 1334060), (65, 1313536), (70, 1219712), (80, 1067248), (91, 938240), (104, 820960), (112, 762320), (128, 667030), (130, 656768), (140, 609856), (160, 533624), (182, 469120), (208, 410480), (224, 381160), (256, 333515), (260, 328384), (280, 304928), (320, 266812), (364, 234560), (416, 205240), (448, 190580), (455, 187648), (520, 164192), (560, 152464), (640, 133406), (728, 117280), (733, 116480), (832, 102620), (896, 95290), (910, 93824), (1040, 82096), (1120, 76232), (1280, 66703), (1456, 58640), (1466, 58240), (1664, 51310), (1792, 47645), (1820, 46912), (2080, 41048), (2240, 38116), (2912, 29320), (2932, 29120), (3328, 25655), (3640, 23456), (3665, 23296), (4160, 20524), (4480, 19058), (5131, 16640), (5824, 14660), (5864, 14560), (7280, 11728), (7330, 11648), (8320, 10262), (8960, 9529)]