61229900

素因数分解:

$2^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{2179}}^1$

素因数の和:2474

約数の個数: 36

約数和(自身を含む): 133402920

約数和(自身を除く): 72173020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 281, 562, 1124, 1405, 2179, 2810, 4358, 5620, 7025, 8716, 10895, 14050, 21790, 28100, 43580, 54475, 108950, 217900, 612299, 1224598, 2449196, 3061495, 6122990, 12245980, 15307475, 30614950, 61229900]

約数ペア:

[(1, 61229900), (2, 30614950), (4, 15307475), (5, 12245980), (10, 6122990), (20, 3061495), (25, 2449196), (50, 1224598), (100, 612299), (281, 217900), (562, 108950), (1124, 54475), (1405, 43580), (2179, 28100), (2810, 21790), (4358, 14050), (5620, 10895), (7025, 8716)]