139201900

素因数分解:

$2^2\times 5^2\times {\mathrm{863}}^1\times {\mathrm{1613}}^1$

素因数の和:2490

約数の個数: 36

約数和(自身を含む): 302605632

約数和(自身を除く): 163403732

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 863, 1613, 1726, 3226, 3452, 4315, 6452, 8065, 8630, 16130, 17260, 21575, 32260, 40325, 43150, 80650, 86300, 161300, 1392019, 2784038, 5568076, 6960095, 13920190, 27840380, 34800475, 69600950, 139201900]

約数ペア:

[(1, 139201900), (2, 69600950), (4, 34800475), (5, 27840380), (10, 13920190), (20, 6960095), (25, 5568076), (50, 2784038), (100, 1392019), (863, 161300), (1613, 86300), (1726, 80650), (3226, 43150), (3452, 40325), (4315, 32260), (6452, 21575), (8065, 17260), (8630, 16130)]