31433500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{1283}}^1$

素因数の和:1316

約数の個数: 72

約数和(自身を含む): 79921296

約数和(自身を除く): 48487796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1283, 1750, 2450, 2566, 3500, 4900, 5132, 6125, 6415, 8981, 12250, 12830, 17962, 24500, 25660, 32075, 35924, 44905, 62867, 64150, 89810, 125734, 128300, 160375, 179620, 224525, 251468, 314335, 320750, 449050, 628670, 641500, 898100, 1122625, 1257340, 1571675, 2245250, 3143350, 4490500, 6286700, 7858375, 15716750, 31433500]

約数ペア:

[(1, 31433500), (2, 15716750), (4, 7858375), (5, 6286700), (7, 4490500), (10, 3143350), (14, 2245250), (20, 1571675), (25, 1257340), (28, 1122625), (35, 898100), (49, 641500), (50, 628670), (70, 449050), (98, 320750), (100, 314335), (125, 251468), (140, 224525), (175, 179620), (196, 160375), (245, 128300), (250, 125734), (350, 89810), (490, 64150), (500, 62867), (700, 44905), (875, 35924), (980, 32075), (1225, 25660), (1283, 24500), (1750, 17962), (2450, 12830), (2566, 12250), (3500, 8981), (4900, 6415), (5132, 6125)]