71278750

素因数分解:

$2^1\times 5^4\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:598

約数の個数: 40

約数和(自身を含む): 134956800

約数和(自身を除く): 63678050

約数列:

[1, 2, 5, 10, 25, 50, 125, 127, 250, 254, 449, 625, 635, 898, 1250, 1270, 2245, 3175, 4490, 6350, 11225, 15875, 22450, 31750, 56125, 57023, 79375, 112250, 114046, 158750, 280625, 285115, 561250, 570230, 1425575, 2851150, 7127875, 14255750, 35639375, 71278750]

約数ペア:

[(1, 71278750), (2, 35639375), (5, 14255750), (10, 7127875), (25, 2851150), (50, 1425575), (125, 570230), (127, 561250), (250, 285115), (254, 280625), (449, 158750), (625, 114046), (635, 112250), (898, 79375), (1250, 57023), (1270, 56125), (2245, 31750), (3175, 22450), (4490, 15875), (6350, 11225)]