200455880

素因数分解:

$2^3\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{3449}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 451467000

約数和(自身を除く): 251011120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1453, 2906, 3449, 5812, 6898, 7265, 11624, 13796, 14530, 17245, 27592, 29060, 34490, 58120, 68980, 137960, 5011397, 10022794, 20045588, 25056985, 40091176, 50113970, 100227940, 200455880]

約数ペア:

[(1, 200455880), (2, 100227940), (4, 50113970), (5, 40091176), (8, 25056985), (10, 20045588), (20, 10022794), (40, 5011397), (1453, 137960), (2906, 68980), (3449, 58120), (5812, 34490), (6898, 29060), (7265, 27592), (11624, 17245), (13796, 14530)]