38549900

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{991}}^1$

素因数の和:1394

約数の個数: 36

約数和(自身を含む): 83952960

約数和(自身を除く): 45403060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 991, 1556, 1945, 1982, 3890, 3964, 4955, 7780, 9725, 9910, 19450, 19820, 24775, 38900, 49550, 99100, 385499, 770998, 1541996, 1927495, 3854990, 7709980, 9637475, 19274950, 38549900]

約数ペア:

[(1, 38549900), (2, 19274950), (4, 9637475), (5, 7709980), (10, 3854990), (20, 1927495), (25, 1541996), (50, 770998), (100, 385499), (389, 99100), (778, 49550), (991, 38900), (1556, 24775), (1945, 19820), (1982, 19450), (3890, 9910), (3964, 9725), (4955, 7780)]