15691520900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{36671}}^1$

素因数の和:37085

約数の個数: 72

約数和(自身を含む): 37242616320

約数和(自身を除く): 21551095420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 389, 550, 778, 1100, 1556, 1945, 3890, 4279, 7780, 8558, 9725, 17116, 19450, 21395, 36671, 38900, 42790, 73342, 85580, 106975, 146684, 183355, 213950, 366710, 403381, 427900, 733420, 806762, 916775, 1613524, 1833550, 2016905, 3667100, 4033810, 8067620, 10084525, 14265019, 20169050, 28530038, 40338100, 57060076, 71325095, 142650190, 156915209, 285300380, 313830418, 356625475, 627660836, 713250950, 784576045, 1426501900, 1569152090, 3138304180, 3922880225, 7845760450, 15691520900]

約数ペア:

[(1, 15691520900), (2, 7845760450), (4, 3922880225), (5, 3138304180), (10, 1569152090), (11, 1426501900), (20, 784576045), (22, 713250950), (25, 627660836), (44, 356625475), (50, 313830418), (55, 285300380), (100, 156915209), (110, 142650190), (220, 71325095), (275, 57060076), (389, 40338100), (550, 28530038), (778, 20169050), (1100, 14265019), (1556, 10084525), (1945, 8067620), (3890, 4033810), (4279, 3667100), (7780, 2016905), (8558, 1833550), (9725, 1613524), (17116, 916775), (19450, 806762), (21395, 733420), (36671, 427900), (38900, 403381), (42790, 366710), (73342, 213950), (85580, 183355), (106975, 146684)]