1551130625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{225619}}^1$

素因数の和:225650

約数の個数: 20

約数和(自身を含む): 2114510640

約数和(自身を除く): 563380015

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 225619, 1128095, 2481809, 5640475, 12409045, 28202375, 62045225, 141011875, 310226125, 1551130625]

約数ペア:

[(1, 1551130625), (5, 310226125), (11, 141011875), (25, 62045225), (55, 28202375), (125, 12409045), (275, 5640475), (625, 2481809), (1375, 1128095), (6875, 225619)]