81085770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29063}}^1$

素因数の和:29107

約数の個数: 48

約数和(自身を含む): 217631232

約数和(自身を除く): 136545462

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 29063, 58126, 87189, 145315, 174378, 261567, 290630, 435945, 523134, 871890, 900953, 1307835, 1801906, 2615670, 2702859, 4504765, 5405718, 8108577, 9009530, 13514295, 16217154, 27028590, 40542885, 81085770]

約数ペア:

[(1, 81085770), (2, 40542885), (3, 27028590), (5, 16217154), (6, 13514295), (9, 9009530), (10, 8108577), (15, 5405718), (18, 4504765), (30, 2702859), (31, 2615670), (45, 1801906), (62, 1307835), (90, 900953), (93, 871890), (155, 523134), (186, 435945), (279, 290630), (310, 261567), (465, 174378), (558, 145315), (930, 87189), (1395, 58126), (2790, 29063)]