67654725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 118831680

約数和(自身を除く): 51176955

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 197, 241, 285, 475, 591, 723, 985, 1205, 1425, 2955, 3615, 3743, 4579, 4925, 6025, 11229, 13737, 14775, 18075, 18715, 22895, 47477, 56145, 68685, 93575, 114475, 142431, 237385, 280725, 343425, 712155, 902063, 1186925, 2706189, 3560775, 4510315, 13530945, 22551575, 67654725]

約数ペア:

[(1, 67654725), (3, 22551575), (5, 13530945), (15, 4510315), (19, 3560775), (25, 2706189), (57, 1186925), (75, 902063), (95, 712155), (197, 343425), (241, 280725), (285, 237385), (475, 142431), (591, 114475), (723, 93575), (985, 68685), (1205, 56145), (1425, 47477), (2955, 22895), (3615, 18715), (3743, 18075), (4579, 14775), (4925, 13737), (6025, 11229)]