80218548

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{25037}}^1$

素因数の和:25136

約数の個数: 36

約数和(自身を含む): 205061220

約数和(自身を除く): 124842672

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 25037, 50074, 75111, 100148, 150222, 225333, 300444, 450666, 901332, 2228293, 4456586, 6684879, 8913172, 13369758, 20054637, 26739516, 40109274, 80218548]

約数ペア:

[(1, 80218548), (2, 40109274), (3, 26739516), (4, 20054637), (6, 13369758), (9, 8913172), (12, 6684879), (18, 4456586), (36, 2228293), (89, 901332), (178, 450666), (267, 300444), (356, 225333), (534, 150222), (801, 100148), (1068, 75111), (1602, 50074), (3204, 25037)]