79902940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1609}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 101859620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 955, 1609, 1910, 2483, 3218, 3820, 4966, 6436, 8045, 9932, 12415, 16090, 20917, 24830, 32180, 41834, 49660, 83668, 104585, 209170, 307319, 418340, 614638, 1229276, 1536595, 3073190, 3995147, 6146380, 7990294, 15980588, 19975735, 39951470, 79902940]

約数ペア:

[(1, 79902940), (2, 39951470), (4, 19975735), (5, 15980588), (10, 7990294), (13, 6146380), (20, 3995147), (26, 3073190), (52, 1536595), (65, 1229276), (130, 614638), (191, 418340), (260, 307319), (382, 209170), (764, 104585), (955, 83668), (1609, 49660), (1910, 41834), (2483, 32180), (3218, 24830), (3820, 20917), (4966, 16090), (6436, 12415), (8045, 9932)]