25810460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2683}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 59971296

約数和(自身を除く): 34160836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2683, 4810, 5366, 9620, 10732, 13415, 26830, 34879, 53660, 69758, 99271, 139516, 174395, 198542, 348790, 397084, 496355, 697580, 992710, 1290523, 1985420, 2581046, 5162092, 6452615, 12905230, 25810460]

約数ペア:

[(1, 25810460), (2, 12905230), (4, 6452615), (5, 5162092), (10, 2581046), (13, 1985420), (20, 1290523), (26, 992710), (37, 697580), (52, 496355), (65, 397084), (74, 348790), (130, 198542), (148, 174395), (185, 139516), (260, 99271), (370, 69758), (481, 53660), (740, 34879), (962, 26830), (1924, 13415), (2405, 10732), (2683, 9620), (4810, 5366)]