81925060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83597}}^1$

素因数の和:83620

約数の個数: 36

約数和(自身を含む): 200133612

約数和(自身を除く): 118208552

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 83597, 167194, 334388, 417985, 585179, 835970, 1170358, 1671940, 2340716, 2925895, 4096253, 5851790, 8192506, 11703580, 16385012, 20481265, 40962530, 81925060]

約数ペア:

[(1, 81925060), (2, 40962530), (4, 20481265), (5, 16385012), (7, 11703580), (10, 8192506), (14, 5851790), (20, 4096253), (28, 2925895), (35, 2340716), (49, 1671940), (70, 1170358), (98, 835970), (140, 585179), (196, 417985), (245, 334388), (490, 167194), (980, 83597)]