256581676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{743}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 503092800

約数和(自身を除く): 246511124

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 229, 377, 458, 743, 754, 916, 1486, 1508, 2972, 2977, 5954, 6641, 9659, 11908, 13282, 19318, 21547, 26564, 38636, 43094, 86188, 86333, 170147, 172666, 280111, 340294, 345332, 560222, 680588, 1120444, 2211911, 4423822, 4934263, 8847644, 9868526, 19737052, 64145419, 128290838, 256581676]

約数ペア:

[(1, 256581676), (2, 128290838), (4, 64145419), (13, 19737052), (26, 9868526), (29, 8847644), (52, 4934263), (58, 4423822), (116, 2211911), (229, 1120444), (377, 680588), (458, 560222), (743, 345332), (754, 340294), (916, 280111), (1486, 172666), (1508, 170147), (2972, 86333), (2977, 86188), (5954, 43094), (6641, 38636), (9659, 26564), (11908, 21547), (13282, 19318)]