225184400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11489}}^1$

素因数の和:11521

約数の個数: 90

約数和(自身を含む): 629387730

約数和(自身を除く): 404203330

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 11489, 19600, 22978, 45956, 57445, 80423, 91912, 114890, 160846, 183824, 229780, 287225, 321692, 402115, 459560, 562961, 574450, 643384, 804230, 919120, 1125922, 1148900, 1286768, 1608460, 2010575, 2251844, 2297800, 2814805, 3216920, 4021150, 4503688, 4595600, 5629610, 6433840, 8042300, 9007376, 11259220, 14074025, 16084600, 22518440, 28148050, 32169200, 45036880, 56296100, 112592200, 225184400]

約数ペア:

[(1, 225184400), (2, 112592200), (4, 56296100), (5, 45036880), (7, 32169200), (8, 28148050), (10, 22518440), (14, 16084600), (16, 14074025), (20, 11259220), (25, 9007376), (28, 8042300), (35, 6433840), (40, 5629610), (49, 4595600), (50, 4503688), (56, 4021150), (70, 3216920), (80, 2814805), (98, 2297800), (100, 2251844), (112, 2010575), (140, 1608460), (175, 1286768), (196, 1148900), (200, 1125922), (245, 919120), (280, 804230), (350, 643384), (392, 574450), (400, 562961), (490, 459560), (560, 402115), (700, 321692), (784, 287225), (980, 229780), (1225, 183824), (1400, 160846), (1960, 114890), (2450, 91912), (2800, 80423), (3920, 57445), (4900, 45956), (9800, 22978), (11489, 19600)]