98539660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 213444000

約数和(自身を除く): 114904340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 298, 430, 596, 745, 769, 860, 1490, 1538, 2980, 3076, 3845, 6407, 7690, 12814, 15380, 25628, 32035, 33067, 64070, 66134, 114581, 128140, 132268, 165335, 229162, 330670, 458324, 572905, 661340, 1145810, 2291620, 4926983, 9853966, 19707932, 24634915, 49269830, 98539660]

約数ペア:

[(1, 98539660), (2, 49269830), (4, 24634915), (5, 19707932), (10, 9853966), (20, 4926983), (43, 2291620), (86, 1145810), (149, 661340), (172, 572905), (215, 458324), (298, 330670), (430, 229162), (596, 165335), (745, 132268), (769, 128140), (860, 114581), (1490, 66134), (1538, 64070), (2980, 33067), (3076, 32035), (3845, 25628), (6407, 15380), (7690, 12814)]