255355630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{1637}}^1$

素因数の和:2484

約数の個数: 32

約数和(自身を含む): 484716960

約数和(自身を除く): 229361330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 821, 1637, 1642, 3274, 4105, 8185, 8210, 15599, 16370, 31103, 31198, 62206, 77995, 155515, 155990, 311030, 1343977, 2687954, 6719885, 13439770, 25535563, 51071126, 127677815, 255355630]

約数ペア:

[(1, 255355630), (2, 127677815), (5, 51071126), (10, 25535563), (19, 13439770), (38, 6719885), (95, 2687954), (190, 1343977), (821, 311030), (1637, 155990), (1642, 155515), (3274, 77995), (4105, 62206), (8185, 31198), (8210, 31103), (15599, 16370)]