20300150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31231}}^1$

素因数の和:31256

約数の個数: 24

約数和(自身を含む): 40664064

約数和(自身を除く): 20363914

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31231, 62462, 156155, 312310, 406003, 780775, 812006, 1561550, 2030015, 4060030, 10150075, 20300150]

約数ペア:

[(1, 20300150), (2, 10150075), (5, 4060030), (10, 2030015), (13, 1561550), (25, 812006), (26, 780775), (50, 406003), (65, 312310), (130, 156155), (325, 62462), (650, 31231)]