659801860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{2081}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 1410296832

約数和(自身を除く): 750494972

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 191, 332, 382, 415, 764, 830, 955, 1660, 1910, 2081, 3820, 4162, 8324, 10405, 15853, 20810, 31706, 41620, 63412, 79265, 158530, 172723, 317060, 345446, 397471, 690892, 794942, 863615, 1589884, 1727230, 1987355, 3454460, 3974710, 7949420, 32990093, 65980186, 131960372, 164950465, 329900930, 659801860]

約数ペア:

[(1, 659801860), (2, 329900930), (4, 164950465), (5, 131960372), (10, 65980186), (20, 32990093), (83, 7949420), (166, 3974710), (191, 3454460), (332, 1987355), (382, 1727230), (415, 1589884), (764, 863615), (830, 794942), (955, 690892), (1660, 397471), (1910, 345446), (2081, 317060), (3820, 172723), (4162, 158530), (8324, 79265), (10405, 63412), (15853, 41620), (20810, 31706)]