85982840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69341}}^1$

素因数の和:69383

約数の個数: 32

約数和(自身を含む): 199704960

約数和(自身を除く): 113722120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 69341, 138682, 277364, 346705, 554728, 693410, 1386820, 2149571, 2773640, 4299142, 8598284, 10747855, 17196568, 21495710, 42991420, 85982840]

約数ペア:

[(1, 85982840), (2, 42991420), (4, 21495710), (5, 17196568), (8, 10747855), (10, 8598284), (20, 4299142), (31, 2773640), (40, 2149571), (62, 1386820), (124, 693410), (155, 554728), (248, 346705), (310, 277364), (620, 138682), (1240, 69341)]