80237970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3469}}^1$

素因数の和:3739

約数の個数: 48

約数和(自身を含む): 209490840

約数和(自身を除く): 129252870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 257, 514, 771, 1285, 1542, 2313, 2570, 3469, 3855, 4626, 6938, 7710, 10407, 11565, 17345, 20814, 23130, 31221, 34690, 52035, 62442, 104070, 156105, 312210, 891533, 1783066, 2674599, 4457665, 5349198, 8023797, 8915330, 13372995, 16047594, 26745990, 40118985, 80237970]

約数ペア:

[(1, 80237970), (2, 40118985), (3, 26745990), (5, 16047594), (6, 13372995), (9, 8915330), (10, 8023797), (15, 5349198), (18, 4457665), (30, 2674599), (45, 1783066), (90, 891533), (257, 312210), (514, 156105), (771, 104070), (1285, 62442), (1542, 52035), (2313, 34690), (2570, 31221), (3469, 23130), (3855, 20814), (4626, 17345), (6938, 11565), (7710, 10407)]