100808900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{1049}}^1$

素因数の和:1125

約数の個数: 54

約数和(自身を含む): 226255050

約数和(自身を除く): 125446150

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 961, 1049, 1550, 1922, 2098, 3100, 3844, 4196, 4805, 5245, 9610, 10490, 19220, 20980, 24025, 26225, 32519, 48050, 52450, 65038, 96100, 104900, 130076, 162595, 325190, 650380, 812975, 1008089, 1625950, 2016178, 3251900, 4032356, 5040445, 10080890, 20161780, 25202225, 50404450, 100808900]

約数ペア:

[(1, 100808900), (2, 50404450), (4, 25202225), (5, 20161780), (10, 10080890), (20, 5040445), (25, 4032356), (31, 3251900), (50, 2016178), (62, 1625950), (100, 1008089), (124, 812975), (155, 650380), (310, 325190), (620, 162595), (775, 130076), (961, 104900), (1049, 96100), (1550, 65038), (1922, 52450), (2098, 48050), (3100, 32519), (3844, 26225), (4196, 24025), (4805, 20980), (5245, 19220), (9610, 10490)]