129999625

素因数分解:

$5^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1594

約数の個数: 32

約数和(自身を含む): 187379712

約数和(自身を除く): 57380087

約数列:

[1, 5, 7, 25, 35, 101, 125, 175, 505, 707, 875, 1471, 2525, 3535, 7355, 10297, 12625, 17675, 36775, 51485, 88375, 148571, 183875, 257425, 742855, 1039997, 1287125, 3714275, 5199985, 18571375, 25999925, 129999625]

約数ペア:

[(1, 129999625), (5, 25999925), (7, 18571375), (25, 5199985), (35, 3714275), (101, 1287125), (125, 1039997), (175, 742855), (505, 257425), (707, 183875), (875, 148571), (1471, 88375), (2525, 51485), (3535, 36775), (7355, 17675), (10297, 12625)]