201975215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3889}}^1$

素因数の和:3971

約数の個数: 32

約数和(自身を含む): 282320640

約数和(自身を除く): 80345425

約数列:

[1, 5, 13, 17, 47, 65, 85, 221, 235, 611, 799, 1105, 3055, 3889, 3995, 10387, 19445, 50557, 51935, 66113, 182783, 252785, 330565, 859469, 913915, 2376179, 3107311, 4297345, 11880895, 15536555, 40395043, 201975215]

約数ペア:

[(1, 201975215), (5, 40395043), (13, 15536555), (17, 11880895), (47, 4297345), (65, 3107311), (85, 2376179), (221, 913915), (235, 859469), (611, 330565), (799, 252785), (1105, 182783), (3055, 66113), (3889, 51935), (3995, 50557), (10387, 19445)]