25146800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1283}}^1$

素因数の和:1315

約数の個数: 90

約数和(自身を含む): 70333668

約数和(自身を除く): 45186868

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, 1283, 1400, 1960, 2450, 2566, 2800, 3920, 4900, 5132, 6415, 8981, 9800, 10264, 12830, 17962, 19600, 20528, 25660, 32075, 35924, 44905, 51320, 62867, 64150, 71848, 89810, 102640, 125734, 128300, 143696, 179620, 224525, 251468, 256600, 314335, 359240, 449050, 502936, 513200, 628670, 718480, 898100, 1005872, 1257340, 1571675, 1796200, 2514680, 3143350, 3592400, 5029360, 6286700, 12573400, 25146800]

約数ペア:

[(1, 25146800), (2, 12573400), (4, 6286700), (5, 5029360), (7, 3592400), (8, 3143350), (10, 2514680), (14, 1796200), (16, 1571675), (20, 1257340), (25, 1005872), (28, 898100), (35, 718480), (40, 628670), (49, 513200), (50, 502936), (56, 449050), (70, 359240), (80, 314335), (98, 256600), (100, 251468), (112, 224525), (140, 179620), (175, 143696), (196, 128300), (200, 125734), (245, 102640), (280, 89810), (350, 71848), (392, 64150), (400, 62867), (490, 51320), (560, 44905), (700, 35924), (784, 32075), (980, 25660), (1225, 20528), (1283, 19600), (1400, 17962), (1960, 12830), (2450, 10264), (2566, 9800), (2800, 8981), (3920, 6415), (4900, 5132)]