25851951980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{1289}}^1$

素因数の和:1707

約数の個数: 96

約数和(自身を含む): 56823984000

約数和(自身を除く): 30972032020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 229, 290, 302, 458, 580, 604, 755, 916, 1145, 1289, 1510, 2290, 2578, 3020, 4379, 4580, 5156, 6445, 6641, 8758, 12890, 13282, 17516, 21895, 25780, 26564, 33205, 34579, 37381, 43790, 66410, 69158, 74762, 87580, 132820, 138316, 149524, 172895, 186905, 194639, 295181, 345790, 373810, 389278, 590362, 691580, 747620, 778556, 973195, 1002791, 1180724, 1475905, 1946390, 2005582, 2951810, 3892780, 4011164, 5013955, 5644531, 5903620, 8560249, 10027910, 11289062, 17120498, 20055820, 22578124, 28222655, 34240996, 42801245, 44572331, 56445310, 85602490, 89144662, 112890620, 171204980, 178289324, 222861655, 445723310, 891446620, 1292597599, 2585195198, 5170390396, 6462987995, 12925975990, 25851951980]

約数ペア:

[(1, 25851951980), (2, 12925975990), (4, 6462987995), (5, 5170390396), (10, 2585195198), (20, 1292597599), (29, 891446620), (58, 445723310), (116, 222861655), (145, 178289324), (151, 171204980), (229, 112890620), (290, 89144662), (302, 85602490), (458, 56445310), (580, 44572331), (604, 42801245), (755, 34240996), (916, 28222655), (1145, 22578124), (1289, 20055820), (1510, 17120498), (2290, 11289062), (2578, 10027910), (3020, 8560249), (4379, 5903620), (4580, 5644531), (5156, 5013955), (6445, 4011164), (6641, 3892780), (8758, 2951810), (12890, 2005582), (13282, 1946390), (17516, 1475905), (21895, 1180724), (25780, 1002791), (26564, 973195), (33205, 778556), (34579, 747620), (37381, 691580), (43790, 590362), (66410, 389278), (69158, 373810), (74762, 345790), (87580, 295181), (132820, 194639), (138316, 186905), (149524, 172895)]