54288760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 126904320

約数和(自身を除く): 72615560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 67, 94, 134, 188, 235, 268, 335, 376, 431, 470, 536, 670, 862, 940, 1340, 1724, 1880, 2155, 2680, 3149, 3448, 4310, 6298, 8620, 12596, 15745, 17240, 20257, 25192, 28877, 31490, 40514, 57754, 62980, 81028, 101285, 115508, 125960, 144385, 162056, 202570, 231016, 288770, 405140, 577540, 810280, 1155080, 1357219, 2714438, 5428876, 6786095, 10857752, 13572190, 27144380, 54288760]

約数ペア:

[(1, 54288760), (2, 27144380), (4, 13572190), (5, 10857752), (8, 6786095), (10, 5428876), (20, 2714438), (40, 1357219), (47, 1155080), (67, 810280), (94, 577540), (134, 405140), (188, 288770), (235, 231016), (268, 202570), (335, 162056), (376, 144385), (431, 125960), (470, 115508), (536, 101285), (670, 81028), (862, 62980), (940, 57754), (1340, 40514), (1724, 31490), (1880, 28877), (2155, 25192), (2680, 20257), (3149, 17240), (3448, 15745), (4310, 12596), (6298, 8620)]