156105625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19213}}^1$

素因数の和:19246

約数の個数: 20

約数和(自身を含む): 210085876

約数和(自身を除く): 53980251

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 19213, 96065, 249769, 480325, 1248845, 2401625, 6244225, 12008125, 31221125, 156105625]

約数ペア:

[(1, 156105625), (5, 31221125), (13, 12008125), (25, 6244225), (65, 2401625), (125, 1248845), (325, 480325), (625, 249769), (1625, 96065), (8125, 19213)]