81885330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2351}}^1$

素因数の和:2413

約数の個数: 80

約数和(自身を含む): 225396864

約数和(自身を除く): 143511534

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 215, 258, 270, 387, 405, 430, 645, 774, 810, 1161, 1290, 1935, 2322, 2351, 3483, 3870, 4702, 5805, 6966, 7053, 11610, 11755, 14106, 17415, 21159, 23510, 34830, 35265, 42318, 63477, 70530, 101093, 105795, 126954, 190431, 202186, 211590, 303279, 317385, 380862, 505465, 606558, 634770, 909837, 952155, 1010930, 1516395, 1819674, 1904310, 2729511, 3032790, 4549185, 5459022, 8188533, 9098370, 13647555, 16377066, 27295110, 40942665, 81885330]

約数ペア:

[(1, 81885330), (2, 40942665), (3, 27295110), (5, 16377066), (6, 13647555), (9, 9098370), (10, 8188533), (15, 5459022), (18, 4549185), (27, 3032790), (30, 2729511), (43, 1904310), (45, 1819674), (54, 1516395), (81, 1010930), (86, 952155), (90, 909837), (129, 634770), (135, 606558), (162, 505465), (215, 380862), (258, 317385), (270, 303279), (387, 211590), (405, 202186), (430, 190431), (645, 126954), (774, 105795), (810, 101093), (1161, 70530), (1290, 63477), (1935, 42318), (2322, 35265), (2351, 34830), (3483, 23510), (3870, 21159), (4702, 17415), (5805, 14106), (6966, 11755), (7053, 11610)]