80875140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1347919}}^1$

素因数の和:1347931

約数の個数: 24

約数和(自身を含む): 226450560

約数和(自身を除く): 145575420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1347919, 2695838, 4043757, 5391676, 6739595, 8087514, 13479190, 16175028, 20218785, 26958380, 40437570, 80875140]

約数ペア:

[(1, 80875140), (2, 40437570), (3, 26958380), (4, 20218785), (5, 16175028), (6, 13479190), (10, 8087514), (12, 6739595), (15, 5391676), (20, 4043757), (30, 2695838), (60, 1347919)]