19955625

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 34488960

約数和(自身を除く): 14533335

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 367, 375, 435, 625, 725, 1101, 1835, 1875, 2175, 3625, 5505, 9175, 10643, 10875, 18125, 27525, 31929, 45875, 53215, 54375, 137625, 159645, 229375, 266075, 688125, 798225, 1330375, 3991125, 6651875, 19955625]

約数ペア:

[(1, 19955625), (3, 6651875), (5, 3991125), (15, 1330375), (25, 798225), (29, 688125), (75, 266075), (87, 229375), (125, 159645), (145, 137625), (367, 54375), (375, 53215), (435, 45875), (625, 31929), (725, 27525), (1101, 18125), (1835, 10875), (1875, 10643), (2175, 9175), (3625, 5505)]