19225625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1658

約数の個数: 20

約数和(自身を含む): 25304400

約数和(自身を除く): 6078775

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 1619, 2375, 8095, 11875, 30761, 40475, 153805, 202375, 769025, 1011875, 3845125, 19225625]

約数ペア:

[(1, 19225625), (5, 3845125), (19, 1011875), (25, 769025), (95, 202375), (125, 153805), (475, 40475), (625, 30761), (1619, 11875), (2375, 8095)]