26185640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 65212560

約数和(自身を除く): 39026920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1361, 1480, 1924, 2405, 2722, 3848, 4810, 5444, 6805, 9620, 10888, 13610, 17693, 19240, 27220, 35386, 50357, 54440, 70772, 88465, 100714, 141544, 176930, 201428, 251785, 353860, 402856, 503570, 654641, 707720, 1007140, 1309282, 2014280, 2618564, 3273205, 5237128, 6546410, 13092820, 26185640]

約数ペア:

[(1, 26185640), (2, 13092820), (4, 6546410), (5, 5237128), (8, 3273205), (10, 2618564), (13, 2014280), (20, 1309282), (26, 1007140), (37, 707720), (40, 654641), (52, 503570), (65, 402856), (74, 353860), (104, 251785), (130, 201428), (148, 176930), (185, 141544), (260, 100714), (296, 88465), (370, 70772), (481, 54440), (520, 50357), (740, 35386), (962, 27220), (1361, 19240), (1480, 17693), (1924, 13610), (2405, 10888), (2722, 9620), (3848, 6805), (4810, 5444)]