27811250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1212

約数の個数: 40

約数和(自身を含む): 54919920

約数和(自身を除く): 27108670

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1171, 1250, 2342, 2375, 4750, 5855, 11710, 11875, 22249, 23750, 29275, 44498, 58550, 111245, 146375, 222490, 292750, 556225, 731875, 1112450, 1463750, 2781125, 5562250, 13905625, 27811250]

約数ペア:

[(1, 27811250), (2, 13905625), (5, 5562250), (10, 2781125), (19, 1463750), (25, 1112450), (38, 731875), (50, 556225), (95, 292750), (125, 222490), (190, 146375), (250, 111245), (475, 58550), (625, 44498), (950, 29275), (1171, 23750), (1250, 22249), (2342, 11875), (2375, 11710), (4750, 5855)]