127978025

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9257}}^1$

素因数の和:9353

約数の個数: 24

約数和(自身を含む): 183678720

約数和(自身を除く): 55700695

約数列:

[1, 5, 7, 25, 35, 79, 175, 395, 553, 1975, 2765, 9257, 13825, 46285, 64799, 231425, 323995, 731303, 1619975, 3656515, 5119121, 18282575, 25595605, 127978025]

約数ペア:

[(1, 127978025), (5, 25595605), (7, 18282575), (25, 5119121), (35, 3656515), (79, 1619975), (175, 731303), (395, 323995), (553, 231425), (1975, 64799), (2765, 46285), (9257, 13825)]