412755080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2621}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 966574080

約数和(自身を除く): 553819000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 2540, 2621, 3937, 5080, 5242, 7874, 10484, 13105, 15748, 19685, 20968, 26210, 31496, 39370, 52420, 78740, 81251, 104840, 157480, 162502, 325004, 332867, 406255, 650008, 665734, 812510, 1331468, 1625020, 1664335, 2662936, 3250040, 3328670, 6657340, 10318877, 13314680, 20637754, 41275508, 51594385, 82551016, 103188770, 206377540, 412755080]

約数ペア:

[(1, 412755080), (2, 206377540), (4, 103188770), (5, 82551016), (8, 51594385), (10, 41275508), (20, 20637754), (31, 13314680), (40, 10318877), (62, 6657340), (124, 3328670), (127, 3250040), (155, 2662936), (248, 1664335), (254, 1625020), (310, 1331468), (508, 812510), (620, 665734), (635, 650008), (1016, 406255), (1240, 332867), (1270, 325004), (2540, 162502), (2621, 157480), (3937, 104840), (5080, 81251), (5242, 78740), (7874, 52420), (10484, 39370), (13105, 31496), (15748, 26210), (19685, 20968)]