199972425

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{26399}}^1$

素因数の和:26513

約数の個数: 24

約数和(自身を含む): 333907200

約数和(自身を除く): 133934775

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 7575, 26399, 79197, 131995, 395985, 659975, 1979925, 2666299, 7998897, 13331495, 39994485, 66657475, 199972425]

約数ペア:

[(1, 199972425), (3, 66657475), (5, 39994485), (15, 13331495), (25, 7998897), (75, 2666299), (101, 1979925), (303, 659975), (505, 395985), (1515, 131995), (2525, 79197), (7575, 26399)]