39915500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 88181184

約数和(自身を除く): 48265684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 823, 970, 1646, 1940, 2425, 3292, 4115, 4850, 8230, 9700, 12125, 16460, 20575, 24250, 41150, 48500, 79831, 82300, 102875, 159662, 205750, 319324, 399155, 411500, 798310, 1596620, 1995775, 3991550, 7983100, 9978875, 19957750, 39915500]

約数ペア:

[(1, 39915500), (2, 19957750), (4, 9978875), (5, 7983100), (10, 3991550), (20, 1995775), (25, 1596620), (50, 798310), (97, 411500), (100, 399155), (125, 319324), (194, 205750), (250, 159662), (388, 102875), (485, 82300), (500, 79831), (823, 48500), (970, 41150), (1646, 24250), (1940, 20575), (2425, 16460), (3292, 12125), (4115, 9700), (4850, 8230)]