201576400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{6379}}^1$

素因数の和:6476

約数の個数: 60

約数和(自身を含む): 490494400

約数和(自身を除く): 288918000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 3160, 3950, 6320, 6379, 7900, 12758, 15800, 25516, 31600, 31895, 51032, 63790, 102064, 127580, 159475, 255160, 318950, 503941, 510320, 637900, 1007882, 1275800, 2015764, 2519705, 2551600, 4031528, 5039410, 8063056, 10078820, 12598525, 20157640, 25197050, 40315280, 50394100, 100788200, 201576400]

約数ペア:

[(1, 201576400), (2, 100788200), (4, 50394100), (5, 40315280), (8, 25197050), (10, 20157640), (16, 12598525), (20, 10078820), (25, 8063056), (40, 5039410), (50, 4031528), (79, 2551600), (80, 2519705), (100, 2015764), (158, 1275800), (200, 1007882), (316, 637900), (395, 510320), (400, 503941), (632, 318950), (790, 255160), (1264, 159475), (1580, 127580), (1975, 102064), (3160, 63790), (3950, 51032), (6320, 31895), (6379, 31600), (7900, 25516), (12758, 15800)]