87190180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5147}}^1$

素因数の和:5185

約数の個数: 72

約数和(自身を含む): 230053824

約数和(自身を除く): 142863644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 5147, 8470, 10294, 16940, 20588, 25735, 36029, 51470, 56617, 72058, 102940, 113234, 144116, 180145, 226468, 283085, 360290, 396319, 566170, 622787, 720580, 792638, 1132340, 1245574, 1585276, 1981595, 2491148, 3113935, 3963190, 4359509, 6227870, 7926380, 8719018, 12455740, 17438036, 21797545, 43595090, 87190180]

約数ペア:

[(1, 87190180), (2, 43595090), (4, 21797545), (5, 17438036), (7, 12455740), (10, 8719018), (11, 7926380), (14, 6227870), (20, 4359509), (22, 3963190), (28, 3113935), (35, 2491148), (44, 1981595), (55, 1585276), (70, 1245574), (77, 1132340), (110, 792638), (121, 720580), (140, 622787), (154, 566170), (220, 396319), (242, 360290), (308, 283085), (385, 226468), (484, 180145), (605, 144116), (770, 113234), (847, 102940), (1210, 72058), (1540, 56617), (1694, 51470), (2420, 36029), (3388, 25735), (4235, 20588), (5147, 16940), (8470, 10294)]