42538448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 85827840

約数和(自身を除く): 43289392

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 617, 1112, 1234, 2224, 2468, 4309, 4936, 8618, 9872, 17236, 19127, 34472, 38254, 68944, 76508, 85763, 153016, 171526, 306032, 343052, 686104, 1372208, 2658653, 5317306, 10634612, 21269224, 42538448]

約数ペア:

[(1, 42538448), (2, 21269224), (4, 10634612), (8, 5317306), (16, 2658653), (31, 1372208), (62, 686104), (124, 343052), (139, 306032), (248, 171526), (278, 153016), (496, 85763), (556, 76508), (617, 68944), (1112, 38254), (1234, 34472), (2224, 19127), (2468, 17236), (4309, 9872), (4936, 8618)]