89506980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{497261}}^1$

素因数の和:497276

約数の個数: 36

約数和(自身を含む): 271505052

約数和(自身を除く): 181998072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 497261, 994522, 1491783, 1989044, 2486305, 2983566, 4475349, 4972610, 5967132, 7458915, 8950698, 9945220, 14917830, 17901396, 22376745, 29835660, 44753490, 89506980]

約数ペア:

[(1, 89506980), (2, 44753490), (3, 29835660), (4, 22376745), (5, 17901396), (6, 14917830), (9, 9945220), (10, 8950698), (12, 7458915), (15, 5967132), (18, 4972610), (20, 4475349), (30, 2983566), (36, 2486305), (45, 1989044), (60, 1491783), (90, 994522), (180, 497261)]