68648775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 123221280

約数和(自身を除く): 54572505

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 181, 195, 325, 389, 543, 905, 975, 1167, 1945, 2353, 2715, 4525, 5057, 5835, 7059, 9725, 11765, 13575, 15171, 25285, 29175, 35295, 58825, 70409, 75855, 126425, 176475, 211227, 352045, 379275, 915317, 1056135, 1760225, 2745951, 4576585, 5280675, 13729755, 22882925, 68648775]

約数ペア:

[(1, 68648775), (3, 22882925), (5, 13729755), (13, 5280675), (15, 4576585), (25, 2745951), (39, 1760225), (65, 1056135), (75, 915317), (181, 379275), (195, 352045), (325, 211227), (389, 176475), (543, 126425), (905, 75855), (975, 70409), (1167, 58825), (1945, 35295), (2353, 29175), (2715, 25285), (4525, 15171), (5057, 13575), (5835, 11765), (7059, 9725)]