12893875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 17409600

約数和(自身を除く): 4515725

約数列:

[1, 5, 19, 25, 61, 89, 95, 125, 305, 445, 475, 1159, 1525, 1691, 2225, 2375, 5429, 5795, 7625, 8455, 11125, 27145, 28975, 42275, 103151, 135725, 144875, 211375, 515755, 678625, 2578775, 12893875]

約数ペア:

[(1, 12893875), (5, 2578775), (19, 678625), (25, 515755), (61, 211375), (89, 144875), (95, 135725), (125, 103151), (305, 42275), (445, 28975), (475, 27145), (1159, 11125), (1525, 8455), (1691, 7625), (2225, 5795), (2375, 5429)]