12289400900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{2508041}}^1$

素因数の和:2508069

約数の個数: 54

約数和(自身を含む): 31021971498

約数和(自身を除く): 18732570598

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 2508041, 5016082, 10032164, 12540205, 17556287, 25080410, 35112574, 50160820, 62701025, 70225148, 87781435, 122894009, 125402050, 175562870, 245788018, 250804100, 351125740, 438907175, 491576036, 614470045, 877814350, 1228940090, 1755628700, 2457880180, 3072350225, 6144700450, 12289400900]

約数ペア:

[(1, 12289400900), (2, 6144700450), (4, 3072350225), (5, 2457880180), (7, 1755628700), (10, 1228940090), (14, 877814350), (20, 614470045), (25, 491576036), (28, 438907175), (35, 351125740), (49, 250804100), (50, 245788018), (70, 175562870), (98, 125402050), (100, 122894009), (140, 87781435), (175, 70225148), (196, 62701025), (245, 50160820), (350, 35112574), (490, 25080410), (700, 17556287), (980, 12540205), (1225, 10032164), (2450, 5016082), (4900, 2508041)]