745353505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1987}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 1001952000

約数和(自身を除く): 256598495

約数列:

[1, 5, 13, 29, 65, 145, 199, 377, 995, 1885, 1987, 2587, 5771, 9935, 12935, 25831, 28855, 57623, 75023, 129155, 288115, 375115, 395413, 749099, 1977065, 3745495, 5140369, 11466977, 25701845, 57334885, 149070701, 745353505]

約数ペア:

[(1, 745353505), (5, 149070701), (13, 57334885), (29, 25701845), (65, 11466977), (145, 5140369), (199, 3745495), (377, 1977065), (995, 749099), (1885, 395413), (1987, 375115), (2587, 288115), (5771, 129155), (9935, 75023), (12935, 57623), (25831, 28855)]