64758950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 130330944

約数和(自身を除く): 65571994

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 170, 235, 425, 470, 799, 850, 1175, 1598, 1621, 2350, 3242, 3995, 7990, 8105, 16210, 19975, 27557, 39950, 40525, 55114, 76187, 81050, 137785, 152374, 275570, 380935, 688925, 761870, 1295179, 1377850, 1904675, 2590358, 3809350, 6475895, 12951790, 32379475, 64758950]

約数ペア:

[(1, 64758950), (2, 32379475), (5, 12951790), (10, 6475895), (17, 3809350), (25, 2590358), (34, 1904675), (47, 1377850), (50, 1295179), (85, 761870), (94, 688925), (170, 380935), (235, 275570), (425, 152374), (470, 137785), (799, 81050), (850, 76187), (1175, 55114), (1598, 40525), (1621, 39950), (2350, 27557), (3242, 19975), (3995, 16210), (7990, 8105)]