81346590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 229503456

約数和(自身を除く): 148156866

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 251, 277, 390, 502, 554, 585, 753, 831, 1170, 1255, 1385, 1506, 1662, 2259, 2493, 2510, 2770, 3263, 3601, 3765, 4155, 4518, 4986, 6526, 7202, 7530, 8310, 9789, 10803, 11295, 12465, 16315, 18005, 19578, 21606, 22590, 24930, 29367, 32409, 32630, 36010, 48945, 54015, 58734, 64818, 69527, 97890, 108030, 139054, 146835, 162045, 208581, 293670, 324090, 347635, 417162, 625743, 695270, 903851, 1042905, 1251486, 1807702, 2085810, 2711553, 3128715, 4519255, 5423106, 6257430, 8134659, 9038510, 13557765, 16269318, 27115530, 40673295, 81346590]

約数ペア:

[(1, 81346590), (2, 40673295), (3, 27115530), (5, 16269318), (6, 13557765), (9, 9038510), (10, 8134659), (13, 6257430), (15, 5423106), (18, 4519255), (26, 3128715), (30, 2711553), (39, 2085810), (45, 1807702), (65, 1251486), (78, 1042905), (90, 903851), (117, 695270), (130, 625743), (195, 417162), (234, 347635), (251, 324090), (277, 293670), (390, 208581), (502, 162045), (554, 146835), (585, 139054), (753, 108030), (831, 97890), (1170, 69527), (1255, 64818), (1385, 58734), (1506, 54015), (1662, 48945), (2259, 36010), (2493, 32630), (2510, 32409), (2770, 29367), (3263, 24930), (3601, 22590), (3765, 21606), (4155, 19578), (4518, 18005), (4986, 16315), (6526, 12465), (7202, 11295), (7530, 10803), (8310, 9789)]