652972100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{2143}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 1552067328

約数和(自身を除く): 899095228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 277, 550, 554, 1100, 1108, 1385, 2143, 2770, 3047, 4286, 5540, 6094, 6925, 8572, 10715, 12188, 13850, 15235, 21430, 23573, 27700, 30470, 42860, 47146, 53575, 60940, 76175, 94292, 107150, 117865, 152350, 214300, 235730, 304700, 471460, 589325, 593611, 1178650, 1187222, 2357300, 2374444, 2968055, 5936110, 6529721, 11872220, 13059442, 14840275, 26118884, 29680550, 32648605, 59361100, 65297210, 130594420, 163243025, 326486050, 652972100]

約数ペア:

[(1, 652972100), (2, 326486050), (4, 163243025), (5, 130594420), (10, 65297210), (11, 59361100), (20, 32648605), (22, 29680550), (25, 26118884), (44, 14840275), (50, 13059442), (55, 11872220), (100, 6529721), (110, 5936110), (220, 2968055), (275, 2374444), (277, 2357300), (550, 1187222), (554, 1178650), (1100, 593611), (1108, 589325), (1385, 471460), (2143, 304700), (2770, 235730), (3047, 214300), (4286, 152350), (5540, 117865), (6094, 107150), (6925, 94292), (8572, 76175), (10715, 60940), (12188, 53575), (13850, 47146), (15235, 42860), (21430, 30470), (23573, 27700)]