72487730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6353}}^1$

素因数の和:6530

約数の個数: 32

約数和(自身を含む): 150056064

約数和(自身を除く): 77568334

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 6353, 11410, 12706, 31765, 44471, 63530, 88942, 222355, 444710, 1035539, 2071078, 5177695, 7248773, 10355390, 14497546, 36243865, 72487730]

約数ペア:

[(1, 72487730), (2, 36243865), (5, 14497546), (7, 10355390), (10, 7248773), (14, 5177695), (35, 2071078), (70, 1035539), (163, 444710), (326, 222355), (815, 88942), (1141, 63530), (1630, 44471), (2282, 31765), (5705, 12706), (6353, 11410)]