70405840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51769}}^1$

素因数の和:51799

約数の個数: 40

約数和(自身を含む): 173325960

約数和(自身を除く): 102920120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 51769, 103538, 207076, 258845, 414152, 517690, 828304, 880073, 1035380, 1760146, 2070760, 3520292, 4141520, 4400365, 7040584, 8800730, 14081168, 17601460, 35202920, 70405840]

約数ペア:

[(1, 70405840), (2, 35202920), (4, 17601460), (5, 14081168), (8, 8800730), (10, 7040584), (16, 4400365), (17, 4141520), (20, 3520292), (34, 2070760), (40, 1760146), (68, 1035380), (80, 880073), (85, 828304), (136, 517690), (170, 414152), (272, 258845), (340, 207076), (680, 103538), (1360, 51769)]