201025550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1153}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 409540752

約数和(自身を除く): 208515202

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 317, 550, 634, 1153, 1585, 2306, 3170, 3487, 5765, 6974, 7925, 11530, 12683, 15850, 17435, 25366, 28825, 34870, 57650, 63415, 87175, 126830, 174350, 317075, 365501, 634150, 731002, 1827505, 3655010, 4020511, 8041022, 9137525, 18275050, 20102555, 40205110, 100512775, 201025550]

約数ペア:

[(1, 201025550), (2, 100512775), (5, 40205110), (10, 20102555), (11, 18275050), (22, 9137525), (25, 8041022), (50, 4020511), (55, 3655010), (110, 1827505), (275, 731002), (317, 634150), (550, 365501), (634, 317075), (1153, 174350), (1585, 126830), (2306, 87175), (3170, 63415), (3487, 57650), (5765, 34870), (6974, 28825), (7925, 25366), (11530, 17435), (12683, 15850)]