15990250

素因数分解:

$2^1\times 5^3\times {\mathrm{167}}^1\times {\mathrm{383}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 14201366

約数列:

[1, 2, 5, 10, 25, 50, 125, 167, 250, 334, 383, 766, 835, 1670, 1915, 3830, 4175, 8350, 9575, 19150, 20875, 41750, 47875, 63961, 95750, 127922, 319805, 639610, 1599025, 3198050, 7995125, 15990250]

約数ペア:

[(1, 15990250), (2, 7995125), (5, 3198050), (10, 1599025), (25, 639610), (50, 319805), (125, 127922), (167, 95750), (250, 63961), (334, 47875), (383, 41750), (766, 20875), (835, 19150), (1670, 9575), (1915, 8350), (3830, 4175)]