25464140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2647}}^1$

素因数の和:2706

約数の個数: 48

約数和(自身を含む): 59166912

約数和(自身を除く): 33702772

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, 2647, 4810, 5294, 9620, 10588, 13235, 26470, 34411, 52940, 68822, 97939, 137644, 172055, 195878, 344110, 391756, 489695, 688220, 979390, 1273207, 1958780, 2546414, 5092828, 6366035, 12732070, 25464140]

約数ペア:

[(1, 25464140), (2, 12732070), (4, 6366035), (5, 5092828), (10, 2546414), (13, 1958780), (20, 1273207), (26, 979390), (37, 688220), (52, 489695), (65, 391756), (74, 344110), (130, 195878), (148, 172055), (185, 137644), (260, 97939), (370, 68822), (481, 52940), (740, 34411), (962, 26470), (1924, 13235), (2405, 10588), (2647, 9620), (4810, 5294)]