67112680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39019}}^1$

素因数の和:39073

約数の個数: 32

約数和(自身を含む): 154519200

約数和(自身を除く): 87406520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 39019, 78038, 156076, 195095, 312152, 390190, 780380, 1560760, 1677817, 3355634, 6711268, 8389085, 13422536, 16778170, 33556340, 67112680]

約数ペア:

[(1, 67112680), (2, 33556340), (4, 16778170), (5, 13422536), (8, 8389085), (10, 6711268), (20, 3355634), (40, 1677817), (43, 1560760), (86, 780380), (172, 390190), (215, 312152), (344, 195095), (430, 156076), (860, 78038), (1720, 39019)]