99368440

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{15823}}^1$

素因数の和:15991

約数の個数: 32

約数和(自身を含む): 225017280

約数和(自身を除く): 125648840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 15823, 31646, 63292, 79115, 126584, 158230, 316460, 632920, 2484211, 4968422, 9936844, 12421055, 19873688, 24842110, 49684220, 99368440]

約数ペア:

[(1, 99368440), (2, 49684220), (4, 24842110), (5, 19873688), (8, 12421055), (10, 9936844), (20, 4968422), (40, 2484211), (157, 632920), (314, 316460), (628, 158230), (785, 126584), (1256, 79115), (1570, 63292), (3140, 31646), (6280, 15823)]