61642120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19507}}^1$

素因数の和:19597

約数の個数: 32

約数和(自身を含む): 140457600

約数和(自身を除く): 78815480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 19507, 39014, 78028, 97535, 156056, 195070, 390140, 780280, 1541053, 3082106, 6164212, 7705265, 12328424, 15410530, 30821060, 61642120]

約数ペア:

[(1, 61642120), (2, 30821060), (4, 15410530), (5, 12328424), (8, 7705265), (10, 6164212), (20, 3082106), (40, 1541053), (79, 780280), (158, 390140), (316, 195070), (395, 156056), (632, 97535), (790, 78028), (1580, 39014), (3160, 19507)]