133265480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{54617}}^1$

素因数の和:54689

約数の個数: 32

約数和(自身を含む): 304768440

約数和(自身を除く): 171502960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 54617, 109234, 218468, 273085, 436936, 546170, 1092340, 2184680, 3331637, 6663274, 13326548, 16658185, 26653096, 33316370, 66632740, 133265480]

約数ペア:

[(1, 133265480), (2, 66632740), (4, 33316370), (5, 26653096), (8, 16658185), (10, 13326548), (20, 6663274), (40, 3331637), (61, 2184680), (122, 1092340), (244, 546170), (305, 436936), (488, 273085), (610, 218468), (1220, 109234), (2440, 54617)]