75581025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 138875040

約数和(自身を除く): 63294015

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 89, 169, 195, 201, 267, 325, 335, 445, 507, 845, 871, 975, 1005, 1157, 1335, 1675, 2225, 2535, 2613, 3471, 4225, 4355, 5025, 5785, 5963, 6675, 11323, 12675, 13065, 15041, 17355, 17889, 21775, 28925, 29815, 33969, 45123, 56615, 65325, 75205, 77519, 86775, 89445, 149075, 169845, 225615, 232557, 283075, 376025, 387595, 447225, 849225, 1007747, 1128075, 1162785, 1937975, 3023241, 5038735, 5813925, 15116205, 25193675, 75581025]

約数ペア:

[(1, 75581025), (3, 25193675), (5, 15116205), (13, 5813925), (15, 5038735), (25, 3023241), (39, 1937975), (65, 1162785), (67, 1128075), (75, 1007747), (89, 849225), (169, 447225), (195, 387595), (201, 376025), (267, 283075), (325, 232557), (335, 225615), (445, 169845), (507, 149075), (845, 89445), (871, 86775), (975, 77519), (1005, 75205), (1157, 65325), (1335, 56615), (1675, 45123), (2225, 33969), (2535, 29815), (2613, 28925), (3471, 21775), (4225, 17889), (4355, 17355), (5025, 15041), (5785, 13065), (5963, 12675), (6675, 11323)]