66088220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4231}}^1$

素因数の和:4322

約数の個数: 48

約数和(自身を含む): 153570816

約数和(自身を除く): 87482596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4231, 7810, 8462, 15620, 16924, 21155, 42310, 46541, 84620, 93082, 186164, 232705, 300401, 465410, 600802, 930820, 1201604, 1502005, 3004010, 3304411, 6008020, 6608822, 13217644, 16522055, 33044110, 66088220]

約数ペア:

[(1, 66088220), (2, 33044110), (4, 16522055), (5, 13217644), (10, 6608822), (11, 6008020), (20, 3304411), (22, 3004010), (44, 1502005), (55, 1201604), (71, 930820), (110, 600802), (142, 465410), (220, 300401), (284, 232705), (355, 186164), (710, 93082), (781, 84620), (1420, 46541), (1562, 42310), (3124, 21155), (3905, 16924), (4231, 15620), (7810, 8462)]