201223840

素因数分解:

$2^5\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2801}}^1$

素因数の和:3265

約数の個数: 48

約数和(自身を含む): 476620200

約数和(自身を除く): 275396360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 449, 898, 1796, 2245, 2801, 3592, 4490, 5602, 7184, 8980, 11204, 14005, 14368, 17960, 22408, 28010, 35920, 44816, 56020, 71840, 89632, 112040, 224080, 448160, 1257649, 2515298, 5030596, 6288245, 10061192, 12576490, 20122384, 25152980, 40244768, 50305960, 100611920, 201223840]

約数ペア:

[(1, 201223840), (2, 100611920), (4, 50305960), (5, 40244768), (8, 25152980), (10, 20122384), (16, 12576490), (20, 10061192), (32, 6288245), (40, 5030596), (80, 2515298), (160, 1257649), (449, 448160), (898, 224080), (1796, 112040), (2245, 89632), (2801, 71840), (3592, 56020), (4490, 44816), (5602, 35920), (7184, 28010), (8980, 22408), (11204, 17960), (14005, 14368)]