90193360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 217236096

約数和(自身を除く): 127042736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 157, 167, 172, 215, 314, 334, 344, 430, 628, 668, 688, 785, 835, 860, 1256, 1336, 1570, 1670, 1720, 2512, 2672, 3140, 3340, 3440, 6280, 6680, 6751, 7181, 12560, 13360, 13502, 14362, 26219, 27004, 28724, 33755, 35905, 52438, 54008, 57448, 67510, 71810, 104876, 108016, 114896, 131095, 135020, 143620, 209752, 262190, 270040, 287240, 419504, 524380, 540080, 574480, 1048760, 1127417, 2097520, 2254834, 4509668, 5637085, 9019336, 11274170, 18038672, 22548340, 45096680, 90193360]

約数ペア:

[(1, 90193360), (2, 45096680), (4, 22548340), (5, 18038672), (8, 11274170), (10, 9019336), (16, 5637085), (20, 4509668), (40, 2254834), (43, 2097520), (80, 1127417), (86, 1048760), (157, 574480), (167, 540080), (172, 524380), (215, 419504), (314, 287240), (334, 270040), (344, 262190), (430, 209752), (628, 143620), (668, 135020), (688, 131095), (785, 114896), (835, 108016), (860, 104876), (1256, 71810), (1336, 67510), (1570, 57448), (1670, 54008), (1720, 52438), (2512, 35905), (2672, 33755), (3140, 28724), (3340, 27004), (3440, 26219), (6280, 14362), (6680, 13502), (6751, 13360), (7181, 12560)]