71749575

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3583}}^1$

素因数の和:3688

約数の個数: 36

約数和(自身を含む): 129991680

約数和(自身を除く): 58242105

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 3583, 4005, 6675, 10749, 17915, 20025, 32247, 53745, 89575, 161235, 268725, 318887, 806175, 956661, 1594435, 2869983, 4783305, 7972175, 14349915, 23916525, 71749575]

約数ペア:

[(1, 71749575), (3, 23916525), (5, 14349915), (9, 7972175), (15, 4783305), (25, 2869983), (45, 1594435), (75, 956661), (89, 806175), (225, 318887), (267, 268725), (445, 161235), (801, 89575), (1335, 53745), (2225, 32247), (3583, 20025), (4005, 17915), (6675, 10749)]