45491680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21871}}^1$

素因数の和:21899

約数の個数: 48

約数和(自身を含む): 115746624

約数和(自身を除く): 70254944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 21871, 43742, 87484, 109355, 174968, 218710, 284323, 349936, 437420, 568646, 699872, 874840, 1137292, 1421615, 1749680, 2274584, 2843230, 3499360, 4549168, 5686460, 9098336, 11372920, 22745840, 45491680]

約数ペア:

[(1, 45491680), (2, 22745840), (4, 11372920), (5, 9098336), (8, 5686460), (10, 4549168), (13, 3499360), (16, 2843230), (20, 2274584), (26, 1749680), (32, 1421615), (40, 1137292), (52, 874840), (65, 699872), (80, 568646), (104, 437420), (130, 349936), (160, 284323), (208, 218710), (260, 174968), (416, 109355), (520, 87484), (1040, 43742), (2080, 21871)]