70003960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7919}}^1$

素因数の和:7960

約数の個数: 64

約数和(自身を含む): 179625600

約数和(自身を除く): 109621640

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 7919, 8840, 15838, 31676, 39595, 63352, 79190, 102947, 134623, 158380, 205894, 269246, 316760, 411788, 514735, 538492, 673115, 823576, 1029470, 1076984, 1346230, 1750099, 2058940, 2692460, 3500198, 4117880, 5384920, 7000396, 8750495, 14000792, 17500990, 35001980, 70003960]

約数ペア:

[(1, 70003960), (2, 35001980), (4, 17500990), (5, 14000792), (8, 8750495), (10, 7000396), (13, 5384920), (17, 4117880), (20, 3500198), (26, 2692460), (34, 2058940), (40, 1750099), (52, 1346230), (65, 1076984), (68, 1029470), (85, 823576), (104, 673115), (130, 538492), (136, 514735), (170, 411788), (221, 316760), (260, 269246), (340, 205894), (442, 158380), (520, 134623), (680, 102947), (884, 79190), (1105, 63352), (1768, 39595), (2210, 31676), (4420, 15838), (7919, 8840)]