208487830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1861}}^1$

素因数の和:2544

約数の個数: 32

約数和(自身を含む): 398170080

約数和(自身を除く): 189682250

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 659, 1318, 1861, 3295, 3722, 6590, 9305, 11203, 18610, 22406, 31637, 56015, 63274, 112030, 158185, 316370, 1226399, 2452798, 6131995, 12263990, 20848783, 41697566, 104243915, 208487830]

約数ペア:

[(1, 208487830), (2, 104243915), (5, 41697566), (10, 20848783), (17, 12263990), (34, 6131995), (85, 2452798), (170, 1226399), (659, 316370), (1318, 158185), (1861, 112030), (3295, 63274), (3722, 56015), (6590, 31637), (9305, 22406), (11203, 18610)]