812208100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4703}}^1$

素因数の和:4885

約数の個数: 72

約数和(自身を含む): 1935376128

約数和(自身を除く): 1123168028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 157, 220, 275, 314, 550, 628, 785, 1100, 1570, 1727, 3140, 3454, 3925, 4703, 6908, 7850, 8635, 9406, 15700, 17270, 18812, 23515, 34540, 43175, 47030, 51733, 86350, 94060, 103466, 117575, 172700, 206932, 235150, 258665, 470300, 517330, 738371, 1034660, 1293325, 1476742, 2586650, 2953484, 3691855, 5173300, 7383710, 8122081, 14767420, 16244162, 18459275, 32488324, 36918550, 40610405, 73837100, 81220810, 162441620, 203052025, 406104050, 812208100]

約数ペア:

[(1, 812208100), (2, 406104050), (4, 203052025), (5, 162441620), (10, 81220810), (11, 73837100), (20, 40610405), (22, 36918550), (25, 32488324), (44, 18459275), (50, 16244162), (55, 14767420), (100, 8122081), (110, 7383710), (157, 5173300), (220, 3691855), (275, 2953484), (314, 2586650), (550, 1476742), (628, 1293325), (785, 1034660), (1100, 738371), (1570, 517330), (1727, 470300), (3140, 258665), (3454, 235150), (3925, 206932), (4703, 172700), (6908, 117575), (7850, 103466), (8635, 94060), (9406, 86350), (15700, 51733), (17270, 47030), (18812, 43175), (23515, 34540)]