90195115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 118692864

約数和(自身を除く): 28497749

約数列:

[1, 5, 17, 47, 85, 107, 211, 235, 535, 799, 1055, 1819, 3587, 3995, 5029, 9095, 9917, 17935, 22577, 25145, 49585, 85493, 112885, 168589, 383809, 427465, 842945, 1061119, 1919045, 5305595, 18039023, 90195115]

約数ペア:

[(1, 90195115), (5, 18039023), (17, 5305595), (47, 1919045), (85, 1061119), (107, 842945), (211, 427465), (235, 383809), (535, 168589), (799, 112885), (1055, 85493), (1819, 49585), (3587, 25145), (3995, 22577), (5029, 17935), (9095, 9917)]