18280750

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 34673184

約数和(自身を除く): 16392434

約数列:

[1, 2, 5, 10, 25, 50, 83, 125, 166, 250, 415, 830, 881, 1762, 2075, 4150, 4405, 8810, 10375, 20750, 22025, 44050, 73123, 110125, 146246, 220250, 365615, 731230, 1828075, 3656150, 9140375, 18280750]

約数ペア:

[(1, 18280750), (2, 9140375), (5, 3656150), (10, 1828075), (25, 731230), (50, 365615), (83, 220250), (125, 146246), (166, 110125), (250, 73123), (415, 44050), (830, 22025), (881, 20750), (1762, 10375), (2075, 8810), (4150, 4405)]