20117125

素因数分解:

$5^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 29143296

約数和(自身を除く): 9026171

約数列:

[1, 5, 7, 25, 35, 83, 125, 175, 277, 415, 581, 875, 1385, 1939, 2075, 2905, 6925, 9695, 10375, 14525, 22991, 34625, 48475, 72625, 114955, 160937, 242375, 574775, 804685, 2873875, 4023425, 20117125]

約数ペア:

[(1, 20117125), (5, 4023425), (7, 2873875), (25, 804685), (35, 574775), (83, 242375), (125, 160937), (175, 114955), (277, 72625), (415, 48475), (581, 34625), (875, 22991), (1385, 14525), (1939, 10375), (2075, 9695), (2905, 6925)]