211650036820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{181}}^1\times {\mathrm{34781}}^1$

素因数の和:35053

約数の個数: 72

約数和(自身を含む): 458100226584

約数和(自身を除く): 246450189764

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 181, 205, 362, 410, 724, 820, 905, 1681, 1810, 3362, 3620, 6724, 7421, 8405, 14842, 16810, 29684, 33620, 34781, 37105, 69562, 74210, 139124, 148420, 173905, 304261, 347810, 608522, 695620, 1217044, 1426021, 1521305, 2852042, 3042610, 5704084, 6085220, 6295361, 7130105, 12590722, 14260210, 25181444, 28520420, 31476805, 58466861, 62953610, 116933722, 125907220, 233867444, 258109801, 292334305, 516219602, 584668610, 1032439204, 1169337220, 1290549005, 2581098010, 5162196020, 10582501841, 21165003682, 42330007364, 52912509205, 105825018410, 211650036820]

約数ペア:

[(1, 211650036820), (2, 105825018410), (4, 52912509205), (5, 42330007364), (10, 21165003682), (20, 10582501841), (41, 5162196020), (82, 2581098010), (164, 1290549005), (181, 1169337220), (205, 1032439204), (362, 584668610), (410, 516219602), (724, 292334305), (820, 258109801), (905, 233867444), (1681, 125907220), (1810, 116933722), (3362, 62953610), (3620, 58466861), (6724, 31476805), (7421, 28520420), (8405, 25181444), (14842, 14260210), (16810, 12590722), (29684, 7130105), (33620, 6295361), (34781, 6085220), (37105, 5704084), (69562, 3042610), (74210, 2852042), (139124, 1521305), (148420, 1426021), (173905, 1217044), (304261, 695620), (347810, 608522)]