68877455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 90419328

約数和(自身を除く): 21541873

約数列:

[1, 5, 17, 71, 85, 101, 113, 355, 505, 565, 1207, 1717, 1921, 6035, 7171, 8023, 8585, 9605, 11413, 35855, 40115, 57065, 121907, 136391, 194021, 609535, 681955, 810323, 970105, 4051615, 13775491, 68877455]

約数ペア:

[(1, 68877455), (5, 13775491), (17, 4051615), (71, 970105), (85, 810323), (101, 681955), (113, 609535), (355, 194021), (505, 136391), (565, 121907), (1207, 57065), (1717, 40115), (1921, 35855), (6035, 11413), (7171, 9605), (8023, 8585)]