201609520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51431}}^1$

素因数の和:51458

約数の個数: 60

約数和(自身を含む): 545282064

約数和(自身を除く): 343672544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51431, 102862, 205724, 257155, 360017, 411448, 514310, 720034, 822896, 1028620, 1440068, 1800085, 2057240, 2520119, 2880136, 3600170, 4114480, 5040238, 5760272, 7200340, 10080476, 12600595, 14400680, 20160952, 25201190, 28801360, 40321904, 50402380, 100804760, 201609520]

約数ペア:

[(1, 201609520), (2, 100804760), (4, 50402380), (5, 40321904), (7, 28801360), (8, 25201190), (10, 20160952), (14, 14400680), (16, 12600595), (20, 10080476), (28, 7200340), (35, 5760272), (40, 5040238), (49, 4114480), (56, 3600170), (70, 2880136), (80, 2520119), (98, 2057240), (112, 1800085), (140, 1440068), (196, 1028620), (245, 822896), (280, 720034), (392, 514310), (490, 411448), (560, 360017), (784, 257155), (980, 205724), (1960, 102862), (3920, 51431)]