54995960

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{7681}}^1$

素因数の和:7871

約数の個数: 32

約数和(自身を含む): 124448400

約数和(自身を除く): 69452440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 7681, 15362, 30724, 38405, 61448, 76810, 153620, 307240, 1374899, 2749798, 5499596, 6874495, 10999192, 13748990, 27497980, 54995960]

約数ペア:

[(1, 54995960), (2, 27497980), (4, 13748990), (5, 10999192), (8, 6874495), (10, 5499596), (20, 2749798), (40, 1374899), (179, 307240), (358, 153620), (716, 76810), (895, 61448), (1432, 38405), (1790, 30724), (3580, 15362), (7160, 7681)]