16945625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1466

約数の個数: 20

約数和(自身を含む): 22305360

約数和(自身を除く): 5359735

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 1427, 2375, 7135, 11875, 27113, 35675, 135565, 178375, 677825, 891875, 3389125, 16945625]

約数ペア:

[(1, 16945625), (5, 3389125), (19, 891875), (25, 677825), (95, 178375), (125, 135565), (475, 35675), (625, 27113), (1427, 11875), (2375, 7135)]