80416380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121843}}^1$

素因数の和:121866

約数の個数: 48

約数和(自身を含む): 245637504

約数和(自身を除く): 165221124

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 121843, 243686, 365529, 487372, 609215, 731058, 1218430, 1340273, 1462116, 1827645, 2436860, 2680546, 3655290, 4020819, 5361092, 6701365, 7310580, 8041638, 13402730, 16083276, 20104095, 26805460, 40208190, 80416380]

約数ペア:

[(1, 80416380), (2, 40208190), (3, 26805460), (4, 20104095), (5, 16083276), (6, 13402730), (10, 8041638), (11, 7310580), (12, 6701365), (15, 5361092), (20, 4020819), (22, 3655290), (30, 2680546), (33, 2436860), (44, 1827645), (55, 1462116), (60, 1340273), (66, 1218430), (110, 731058), (132, 609215), (165, 487372), (220, 365529), (330, 243686), (660, 121843)]