25961570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 48867840

約数和(自身を除く): 22906270

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 1009, 2018, 2573, 5045, 5146, 10090, 12865, 25730, 31279, 62558, 83747, 156395, 167494, 312790, 418735, 837470, 2596157, 5192314, 12980785, 25961570]

約数ペア:

[(1, 25961570), (2, 12980785), (5, 5192314), (10, 2596157), (31, 837470), (62, 418735), (83, 312790), (155, 167494), (166, 156395), (310, 83747), (415, 62558), (830, 31279), (1009, 25730), (2018, 12865), (2573, 10090), (5045, 5146)]