128602528

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2311}}^1$

素因数の和:2405

約数の個数: 48

約数和(自身を含む): 265676544

約数和(自身を除く): 137074016

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 74, 94, 148, 188, 296, 376, 592, 752, 1184, 1504, 1739, 2311, 3478, 4622, 6956, 9244, 13912, 18488, 27824, 36976, 55648, 73952, 85507, 108617, 171014, 217234, 342028, 434468, 684056, 868936, 1368112, 1737872, 2736224, 3475744, 4018829, 8037658, 16075316, 32150632, 64301264, 128602528]

約数ペア:

[(1, 128602528), (2, 64301264), (4, 32150632), (8, 16075316), (16, 8037658), (32, 4018829), (37, 3475744), (47, 2736224), (74, 1737872), (94, 1368112), (148, 868936), (188, 684056), (296, 434468), (376, 342028), (592, 217234), (752, 171014), (1184, 108617), (1504, 85507), (1739, 73952), (2311, 55648), (3478, 36976), (4622, 27824), (6956, 18488), (9244, 13912)]