212772400

素因数分解:

$2^4\times 5^2\times {\mathrm{211}}^1\times {\mathrm{2521}}^1$

素因数の和:2750

約数の個数: 60

約数和(自身を含む): 513812104

約数和(自身を除く): 301039704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 211, 400, 422, 844, 1055, 1688, 2110, 2521, 3376, 4220, 5042, 5275, 8440, 10084, 10550, 12605, 16880, 20168, 21100, 25210, 40336, 42200, 50420, 63025, 84400, 100840, 126050, 201680, 252100, 504200, 531931, 1008400, 1063862, 2127724, 2659655, 4255448, 5319310, 8510896, 10638620, 13298275, 21277240, 26596550, 42554480, 53193100, 106386200, 212772400]

約数ペア:

[(1, 212772400), (2, 106386200), (4, 53193100), (5, 42554480), (8, 26596550), (10, 21277240), (16, 13298275), (20, 10638620), (25, 8510896), (40, 5319310), (50, 4255448), (80, 2659655), (100, 2127724), (200, 1063862), (211, 1008400), (400, 531931), (422, 504200), (844, 252100), (1055, 201680), (1688, 126050), (2110, 100840), (2521, 84400), (3376, 63025), (4220, 50420), (5042, 42200), (5275, 40336), (8440, 25210), (10084, 21100), (10550, 20168), (12605, 16880)]