251897480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5869}}^1$

素因数の和:5946

約数の個数: 64

約数和(自身を含む): 602262000

約数和(自身を除く): 350364520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 5869, 8584, 10730, 11738, 21460, 23476, 29345, 42920, 46952, 58690, 117380, 170201, 217153, 234760, 340402, 434306, 680804, 851005, 868612, 1085765, 1361608, 1702010, 1737224, 2171530, 3404020, 4343060, 6297437, 6808040, 8686120, 12594874, 25189748, 31487185, 50379496, 62974370, 125948740, 251897480]

約数ペア:

[(1, 251897480), (2, 125948740), (4, 62974370), (5, 50379496), (8, 31487185), (10, 25189748), (20, 12594874), (29, 8686120), (37, 6808040), (40, 6297437), (58, 4343060), (74, 3404020), (116, 2171530), (145, 1737224), (148, 1702010), (185, 1361608), (232, 1085765), (290, 868612), (296, 851005), (370, 680804), (580, 434306), (740, 340402), (1073, 234760), (1160, 217153), (1480, 170201), (2146, 117380), (4292, 58690), (5365, 46952), (5869, 42920), (8584, 29345), (10730, 23476), (11738, 21460)]