4491125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 32

約数和(自身を含む): 6190080

約数和(自身を除く): 1698955

約数列:

[1, 5, 19, 25, 31, 61, 95, 125, 155, 305, 475, 589, 775, 1159, 1525, 1891, 2375, 2945, 3875, 5795, 7625, 9455, 14725, 28975, 35929, 47275, 73625, 144875, 179645, 236375, 898225, 4491125]

約数ペア:

[(1, 4491125), (5, 898225), (19, 236375), (25, 179645), (31, 144875), (61, 73625), (95, 47275), (125, 35929), (155, 28975), (305, 14725), (475, 9455), (589, 7625), (775, 5795), (1159, 3875), (1525, 2945), (1891, 2375)]