64072180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1637}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 143095680

約数和(自身を除く): 79023500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1637, 1957, 2060, 3274, 3914, 6548, 7828, 8185, 9785, 16370, 19570, 31103, 32740, 39140, 62206, 124412, 155515, 168611, 311030, 337222, 622060, 674444, 843055, 1686110, 3203609, 3372220, 6407218, 12814436, 16018045, 32036090, 64072180]

約数ペア:

[(1, 64072180), (2, 32036090), (4, 16018045), (5, 12814436), (10, 6407218), (19, 3372220), (20, 3203609), (38, 1686110), (76, 843055), (95, 674444), (103, 622060), (190, 337222), (206, 311030), (380, 168611), (412, 155515), (515, 124412), (1030, 62206), (1637, 39140), (1957, 32740), (2060, 31103), (3274, 19570), (3914, 16370), (6548, 9785), (7828, 8185)]