13155160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^2$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 30853440

約数和(自身を除く): 17698280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 620, 824, 1030, 1240, 2060, 3193, 4120, 6386, 10609, 12772, 15965, 21218, 25544, 31930, 42436, 53045, 63860, 84872, 106090, 127720, 212180, 328879, 424360, 657758, 1315516, 1644395, 2631032, 3288790, 6577580, 13155160]

約数ペア:

[(1, 13155160), (2, 6577580), (4, 3288790), (5, 2631032), (8, 1644395), (10, 1315516), (20, 657758), (31, 424360), (40, 328879), (62, 212180), (103, 127720), (124, 106090), (155, 84872), (206, 63860), (248, 53045), (310, 42436), (412, 31930), (515, 25544), (620, 21218), (824, 15965), (1030, 12772), (1240, 10609), (2060, 6386), (3193, 4120)]