54228640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19937}}^1$

素因数の和:19969

約数の個数: 48

約数和(自身を含む): 135658152

約数和(自身を除く): 81429512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 19937, 39874, 79748, 99685, 159496, 199370, 318992, 338929, 398740, 637984, 677858, 797480, 1355716, 1594960, 1694645, 2711432, 3189920, 3389290, 5422864, 6778580, 10845728, 13557160, 27114320, 54228640]

約数ペア:

[(1, 54228640), (2, 27114320), (4, 13557160), (5, 10845728), (8, 6778580), (10, 5422864), (16, 3389290), (17, 3189920), (20, 2711432), (32, 1694645), (34, 1594960), (40, 1355716), (68, 797480), (80, 677858), (85, 637984), (136, 398740), (160, 338929), (170, 318992), (272, 199370), (340, 159496), (544, 99685), (680, 79748), (1360, 39874), (2720, 19937)]