30315625

素因数分解:

$5^5\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 38669400

約数和(自身を除く): 8353775

約数列:

[1, 5, 25, 89, 109, 125, 445, 545, 625, 2225, 2725, 3125, 9701, 11125, 13625, 48505, 55625, 68125, 242525, 278125, 340625, 1212625, 6063125, 30315625]

約数ペア:

[(1, 30315625), (5, 6063125), (25, 1212625), (89, 340625), (109, 278125), (125, 242525), (445, 68125), (545, 55625), (625, 48505), (2225, 13625), (2725, 11125), (3125, 9701)]