201220850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1901}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 392686920

約数和(自身を除く): 191466070

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 73, 145, 146, 290, 365, 725, 730, 1450, 1825, 1901, 2117, 3650, 3802, 4234, 9505, 10585, 19010, 21170, 47525, 52925, 55129, 95050, 105850, 110258, 138773, 275645, 277546, 551290, 693865, 1378225, 1387730, 2756450, 3469325, 4024417, 6938650, 8048834, 20122085, 40244170, 100610425, 201220850]

約数ペア:

[(1, 201220850), (2, 100610425), (5, 40244170), (10, 20122085), (25, 8048834), (29, 6938650), (50, 4024417), (58, 3469325), (73, 2756450), (145, 1387730), (146, 1378225), (290, 693865), (365, 551290), (725, 277546), (730, 275645), (1450, 138773), (1825, 110258), (1901, 105850), (2117, 95050), (3650, 55129), (3802, 52925), (4234, 47525), (9505, 21170), (10585, 19010)]