87407125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 124815600

約数和(自身を除く): 37408475

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 149, 247, 325, 361, 475, 745, 1235, 1625, 1805, 1937, 2375, 2831, 3725, 4693, 6175, 9025, 9685, 14155, 18625, 23465, 30875, 36803, 45125, 48425, 53789, 70775, 117325, 184015, 242125, 268945, 353875, 586625, 699257, 920075, 1344725, 3496285, 4600375, 6723625, 17481425, 87407125]

約数ペア:

[(1, 87407125), (5, 17481425), (13, 6723625), (19, 4600375), (25, 3496285), (65, 1344725), (95, 920075), (125, 699257), (149, 586625), (247, 353875), (325, 268945), (361, 242125), (475, 184015), (745, 117325), (1235, 70775), (1625, 53789), (1805, 48425), (1937, 45125), (2375, 36803), (2831, 30875), (3725, 23465), (4693, 18625), (6175, 14155), (9025, 9685)]