56643990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2465

約数の個数: 64

約数和(自身を含む): 148865472

約数和(自身を除く): 92221482

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 915, 1586, 1830, 2379, 2381, 3965, 4758, 4762, 7143, 7930, 11895, 11905, 14286, 23790, 23810, 30953, 35715, 61906, 71430, 92859, 145241, 154765, 185718, 290482, 309530, 435723, 464295, 726205, 871446, 928590, 1452410, 1888133, 2178615, 3776266, 4357230, 5664399, 9440665, 11328798, 18881330, 28321995, 56643990]

約数ペア:

[(1, 56643990), (2, 28321995), (3, 18881330), (5, 11328798), (6, 9440665), (10, 5664399), (13, 4357230), (15, 3776266), (26, 2178615), (30, 1888133), (39, 1452410), (61, 928590), (65, 871446), (78, 726205), (122, 464295), (130, 435723), (183, 309530), (195, 290482), (305, 185718), (366, 154765), (390, 145241), (610, 92859), (793, 71430), (915, 61906), (1586, 35715), (1830, 30953), (2379, 23810), (2381, 23790), (3965, 14286), (4758, 11905), (4762, 11895), (7143, 7930)]