834181913680

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{16116343}}^1$

素因数の和:16117003

約数の個数: 40

約数和(自身を含む): 1942470709632

約数和(自身を除く): 1108288795952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 2588, 3235, 5176, 6470, 10352, 12940, 25880, 51760, 16116343, 32232686, 64465372, 80581715, 128930744, 161163430, 257861488, 322326860, 644653720, 1289307440, 10427273921, 20854547842, 41709095684, 52136369605, 83418191368, 104272739210, 166836382736, 208545478420, 417090956840, 834181913680]

約数ペア:

[(1, 834181913680), (2, 417090956840), (4, 208545478420), (5, 166836382736), (8, 104272739210), (10, 83418191368), (16, 52136369605), (20, 41709095684), (40, 20854547842), (80, 10427273921), (647, 1289307440), (1294, 644653720), (2588, 322326860), (3235, 257861488), (5176, 161163430), (6470, 128930744), (10352, 80581715), (12940, 64465372), (25880, 32232686), (51760, 16116343)]