67972275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 140824320

約数和(自身を除く): 72852045

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 103, 105, 175, 225, 309, 315, 419, 515, 525, 721, 927, 1257, 1545, 1575, 2095, 2163, 2575, 2933, 3605, 3771, 4635, 6285, 6489, 7725, 8799, 10475, 10815, 14665, 18025, 18855, 23175, 26397, 31425, 32445, 43157, 43995, 54075, 73325, 94275, 129471, 131985, 162225, 215785, 219975, 302099, 388413, 647355, 659925, 906297, 1078925, 1510495, 1942065, 2718891, 3236775, 4531485, 7552475, 9710325, 13594455, 22657425, 67972275]

約数ペア:

[(1, 67972275), (3, 22657425), (5, 13594455), (7, 9710325), (9, 7552475), (15, 4531485), (21, 3236775), (25, 2718891), (35, 1942065), (45, 1510495), (63, 1078925), (75, 906297), (103, 659925), (105, 647355), (175, 388413), (225, 302099), (309, 219975), (315, 215785), (419, 162225), (515, 131985), (525, 129471), (721, 94275), (927, 73325), (1257, 54075), (1545, 43995), (1575, 43157), (2095, 32445), (2163, 31425), (2575, 26397), (2933, 23175), (3605, 18855), (3771, 18025), (4635, 14665), (6285, 10815), (6489, 10475), (7725, 8799)]