261691456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2083}}^1$

素因数の和:2259

約数の個数: 56

約数和(自身を含む): 563213504

約数和(自身を除く): 301522048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 151, 208, 302, 416, 604, 832, 1208, 1963, 2083, 2416, 3926, 4166, 4832, 7852, 8332, 9664, 15704, 16664, 27079, 31408, 33328, 54158, 62816, 66656, 108316, 125632, 133312, 216632, 314533, 433264, 629066, 866528, 1258132, 1733056, 2516264, 4088929, 5032528, 8177858, 10065056, 16355716, 20130112, 32711432, 65422864, 130845728, 261691456]

約数ペア:

[(1, 261691456), (2, 130845728), (4, 65422864), (8, 32711432), (13, 20130112), (16, 16355716), (26, 10065056), (32, 8177858), (52, 5032528), (64, 4088929), (104, 2516264), (151, 1733056), (208, 1258132), (302, 866528), (416, 629066), (604, 433264), (832, 314533), (1208, 216632), (1963, 133312), (2083, 125632), (2416, 108316), (3926, 66656), (4166, 62816), (4832, 54158), (7852, 33328), (8332, 31408), (9664, 27079), (15704, 16664)]