331489100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 742171248

約数和(自身を除く): 410682148

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 233, 347, 410, 466, 694, 820, 932, 1025, 1165, 1388, 1735, 2050, 2330, 3470, 4100, 4660, 5825, 6940, 8675, 9553, 11650, 14227, 17350, 19106, 23300, 28454, 34700, 38212, 47765, 56908, 71135, 80851, 95530, 142270, 161702, 191060, 238825, 284540, 323404, 355675, 404255, 477650, 711350, 808510, 955300, 1422700, 1617020, 2021275, 3314891, 4042550, 6629782, 8085100, 13259564, 16574455, 33148910, 66297820, 82872275, 165744550, 331489100]

約数ペア:

[(1, 331489100), (2, 165744550), (4, 82872275), (5, 66297820), (10, 33148910), (20, 16574455), (25, 13259564), (41, 8085100), (50, 6629782), (82, 4042550), (100, 3314891), (164, 2021275), (205, 1617020), (233, 1422700), (347, 955300), (410, 808510), (466, 711350), (694, 477650), (820, 404255), (932, 355675), (1025, 323404), (1165, 284540), (1388, 238825), (1735, 191060), (2050, 161702), (2330, 142270), (3470, 95530), (4100, 80851), (4660, 71135), (5825, 56908), (6940, 47765), (8675, 38212), (9553, 34700), (11650, 28454), (14227, 23300), (17350, 19106)]