81754190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 194088960

約数和(自身を除く): 112334770

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 29, 34, 35, 46, 58, 70, 85, 103, 115, 119, 145, 161, 170, 203, 206, 230, 238, 290, 322, 391, 406, 493, 515, 595, 667, 721, 782, 805, 986, 1015, 1030, 1190, 1334, 1442, 1610, 1751, 1955, 2030, 2369, 2465, 2737, 2987, 3335, 3451, 3502, 3605, 3910, 4669, 4738, 4930, 5474, 5974, 6670, 6902, 7210, 8755, 9338, 11339, 11845, 12257, 13685, 14935, 16583, 17255, 17510, 20909, 22678, 23345, 23690, 24514, 27370, 29870, 33166, 34510, 40273, 41818, 46690, 50779, 56695, 61285, 68701, 79373, 80546, 82915, 101558, 104545, 113390, 122570, 137402, 158746, 165830, 201365, 209090, 253895, 281911, 343505, 355453, 396865, 402730, 480907, 507790, 563822, 687010, 710906, 793730, 961814, 1167917, 1409555, 1777265, 2335834, 2404535, 2819110, 3554530, 4809070, 5839585, 8175419, 11679170, 16350838, 40877095, 81754190]

約数ペア:

[(1, 81754190), (2, 40877095), (5, 16350838), (7, 11679170), (10, 8175419), (14, 5839585), (17, 4809070), (23, 3554530), (29, 2819110), (34, 2404535), (35, 2335834), (46, 1777265), (58, 1409555), (70, 1167917), (85, 961814), (103, 793730), (115, 710906), (119, 687010), (145, 563822), (161, 507790), (170, 480907), (203, 402730), (206, 396865), (230, 355453), (238, 343505), (290, 281911), (322, 253895), (391, 209090), (406, 201365), (493, 165830), (515, 158746), (595, 137402), (667, 122570), (721, 113390), (782, 104545), (805, 101558), (986, 82915), (1015, 80546), (1030, 79373), (1190, 68701), (1334, 61285), (1442, 56695), (1610, 50779), (1751, 46690), (1955, 41818), (2030, 40273), (2369, 34510), (2465, 33166), (2737, 29870), (2987, 27370), (3335, 24514), (3451, 23690), (3502, 23345), (3605, 22678), (3910, 20909), (4669, 17510), (4738, 17255), (4930, 16583), (5474, 14935), (5974, 13685), (6670, 12257), (6902, 11845), (7210, 11339), (8755, 9338)]