205576400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{9697}}^1$

素因数の和:9768

約数の個数: 60

約数和(自身を含む): 503268012

約数和(自身を除く): 297691612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 848, 1060, 1325, 2120, 2650, 4240, 5300, 9697, 10600, 19394, 21200, 38788, 48485, 77576, 96970, 155152, 193940, 242425, 387880, 484850, 513941, 775760, 969700, 1027882, 1939400, 2055764, 2569705, 3878800, 4111528, 5139410, 8223056, 10278820, 12848525, 20557640, 25697050, 41115280, 51394100, 102788200, 205576400]

約数ペア:

[(1, 205576400), (2, 102788200), (4, 51394100), (5, 41115280), (8, 25697050), (10, 20557640), (16, 12848525), (20, 10278820), (25, 8223056), (40, 5139410), (50, 4111528), (53, 3878800), (80, 2569705), (100, 2055764), (106, 1939400), (200, 1027882), (212, 969700), (265, 775760), (400, 513941), (424, 484850), (530, 387880), (848, 242425), (1060, 193940), (1325, 155152), (2120, 96970), (2650, 77576), (4240, 48485), (5300, 38788), (9697, 21200), (10600, 19394)]