159407750

素因数分解:

$2^1\times 5^3\times {\mathrm{409}}^1\times {\mathrm{1559}}^1$

素因数の和:1985

約数の個数: 32

約数和(自身を含む): 299332800

約数和(自身を除く): 139925050

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 409, 818, 1559, 2045, 3118, 4090, 7795, 10225, 15590, 20450, 38975, 51125, 77950, 102250, 194875, 389750, 637631, 1275262, 3188155, 6376310, 15940775, 31881550, 79703875, 159407750]

約数ペア:

[(1, 159407750), (2, 79703875), (5, 31881550), (10, 15940775), (25, 6376310), (50, 3188155), (125, 1275262), (250, 637631), (409, 389750), (818, 194875), (1559, 102250), (2045, 77950), (3118, 51125), (4090, 38975), (7795, 20450), (10225, 15590)]