81896930

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 151200000

約数和(自身を除く): 69303070

約数列:

[1, 2, 5, 10, 79, 83, 158, 166, 395, 415, 790, 830, 1249, 2498, 6245, 6557, 12490, 13114, 32785, 65570, 98671, 103667, 197342, 207334, 493355, 518335, 986710, 1036670, 8189693, 16379386, 40948465, 81896930]

約数ペア:

[(1, 81896930), (2, 40948465), (5, 16379386), (10, 8189693), (79, 1036670), (83, 986710), (158, 518335), (166, 493355), (395, 207334), (415, 197342), (790, 103667), (830, 98671), (1249, 65570), (2498, 32785), (6245, 13114), (6557, 12490)]