91317520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5623}}^1$

素因数の和:5672

約数の個数: 80

約数和(自身を含む): 251055360

約数和(自身を除く): 159737840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 5623, 8120, 11246, 16240, 22492, 28115, 39361, 44984, 56230, 78722, 89968, 112460, 157444, 163067, 196805, 224920, 314888, 326134, 393610, 449840, 629776, 652268, 787220, 815335, 1141469, 1304536, 1574440, 1630670, 2282938, 2609072, 3148880, 3261340, 4565876, 5707345, 6522680, 9131752, 11414690, 13045360, 18263504, 22829380, 45658760, 91317520]

約数ペア:

[(1, 91317520), (2, 45658760), (4, 22829380), (5, 18263504), (7, 13045360), (8, 11414690), (10, 9131752), (14, 6522680), (16, 5707345), (20, 4565876), (28, 3261340), (29, 3148880), (35, 2609072), (40, 2282938), (56, 1630670), (58, 1574440), (70, 1304536), (80, 1141469), (112, 815335), (116, 787220), (140, 652268), (145, 629776), (203, 449840), (232, 393610), (280, 326134), (290, 314888), (406, 224920), (464, 196805), (560, 163067), (580, 157444), (812, 112460), (1015, 89968), (1160, 78722), (1624, 56230), (2030, 44984), (2320, 39361), (3248, 28115), (4060, 22492), (5623, 16240), (8120, 11246)]