99289940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 212564352

約数和(自身を除く): 113274412

約数列:

[1, 2, 4, 5, 10, 20, 103, 157, 206, 307, 314, 412, 515, 614, 628, 785, 1030, 1228, 1535, 1570, 2060, 3070, 3140, 6140, 16171, 31621, 32342, 48199, 63242, 64684, 80855, 96398, 126484, 158105, 161710, 192796, 240995, 316210, 323420, 481990, 632420, 963980, 4964497, 9928994, 19857988, 24822485, 49644970, 99289940]

約数ペア:

[(1, 99289940), (2, 49644970), (4, 24822485), (5, 19857988), (10, 9928994), (20, 4964497), (103, 963980), (157, 632420), (206, 481990), (307, 323420), (314, 316210), (412, 240995), (515, 192796), (614, 161710), (628, 158105), (785, 126484), (1030, 96398), (1228, 80855), (1535, 64684), (1570, 63242), (2060, 48199), (3070, 32342), (3140, 31621), (6140, 16171)]