426889840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13241}}^1$

素因数の和:13298

約数の個数: 80

約数和(自身を含む): 1103429376

約数和(自身を除く): 676539536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 13241, 16120, 26482, 32240, 52964, 66205, 105928, 132410, 172133, 211856, 264820, 344266, 410471, 529640, 688532, 820942, 860665, 1059280, 1377064, 1641884, 1721330, 2052355, 2754128, 3283768, 3442660, 4104710, 5336123, 6567536, 6885320, 8209420, 10672246, 13770640, 16418840, 21344492, 26680615, 32837680, 42688984, 53361230, 85377968, 106722460, 213444920, 426889840]

約数ペア:

[(1, 426889840), (2, 213444920), (4, 106722460), (5, 85377968), (8, 53361230), (10, 42688984), (13, 32837680), (16, 26680615), (20, 21344492), (26, 16418840), (31, 13770640), (40, 10672246), (52, 8209420), (62, 6885320), (65, 6567536), (80, 5336123), (104, 4104710), (124, 3442660), (130, 3283768), (155, 2754128), (208, 2052355), (248, 1721330), (260, 1641884), (310, 1377064), (403, 1059280), (496, 860665), (520, 820942), (620, 688532), (806, 529640), (1040, 410471), (1240, 344266), (1612, 264820), (2015, 211856), (2480, 172133), (3224, 132410), (4030, 105928), (6448, 66205), (8060, 52964), (13241, 32240), (16120, 26482)]