201281800

素因数分解:

$2^3\times 5^2\times {\mathrm{733}}^1\times {\mathrm{1373}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 468959940

約数和(自身を除く): 267678140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 733, 1373, 1466, 2746, 2932, 3665, 5492, 5864, 6865, 7330, 10984, 13730, 14660, 18325, 27460, 29320, 34325, 36650, 54920, 68650, 73300, 137300, 146600, 274600, 1006409, 2012818, 4025636, 5032045, 8051272, 10064090, 20128180, 25160225, 40256360, 50320450, 100640900, 201281800]

約数ペア:

[(1, 201281800), (2, 100640900), (4, 50320450), (5, 40256360), (8, 25160225), (10, 20128180), (20, 10064090), (25, 8051272), (40, 5032045), (50, 4025636), (100, 2012818), (200, 1006409), (733, 274600), (1373, 146600), (1466, 137300), (2746, 73300), (2932, 68650), (3665, 54920), (5492, 36650), (5864, 34325), (6865, 29320), (7330, 27460), (10984, 18325), (13730, 14660)]