78673840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3797}}^1$

素因数の和:3854

約数の個数: 80

約数和(自身を含む): 214754112

約数和(自身を除く): 136080272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 3797, 4144, 5180, 7594, 10360, 15188, 18985, 20720, 26579, 30376, 37970, 53158, 60752, 75940, 106316, 132895, 140489, 151880, 212632, 265790, 280978, 303760, 425264, 531580, 561956, 702445, 983423, 1063160, 1123912, 1404890, 1966846, 2126320, 2247824, 2809780, 3933692, 4917115, 5619560, 7867384, 9834230, 11239120, 15734768, 19668460, 39336920, 78673840]

約数ペア:

[(1, 78673840), (2, 39336920), (4, 19668460), (5, 15734768), (7, 11239120), (8, 9834230), (10, 7867384), (14, 5619560), (16, 4917115), (20, 3933692), (28, 2809780), (35, 2247824), (37, 2126320), (40, 1966846), (56, 1404890), (70, 1123912), (74, 1063160), (80, 983423), (112, 702445), (140, 561956), (148, 531580), (185, 425264), (259, 303760), (280, 280978), (296, 265790), (370, 212632), (518, 151880), (560, 140489), (592, 132895), (740, 106316), (1036, 75940), (1295, 60752), (1480, 53158), (2072, 37970), (2590, 30376), (2960, 26579), (3797, 20720), (4144, 18985), (5180, 15188), (7594, 10360)]