80477180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{9743}}^1$

素因数の和:9818

約数の個数: 48

約数和(自身を含む): 196439040

約数和(自身を除く): 115961860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 9743, 19486, 38972, 48715, 68201, 97430, 136402, 194860, 272804, 341005, 574837, 682010, 1149674, 1364020, 2299348, 2874185, 4023859, 5748370, 8047718, 11496740, 16095436, 20119295, 40238590, 80477180]

約数ペア:

[(1, 80477180), (2, 40238590), (4, 20119295), (5, 16095436), (7, 11496740), (10, 8047718), (14, 5748370), (20, 4023859), (28, 2874185), (35, 2299348), (59, 1364020), (70, 1149674), (118, 682010), (140, 574837), (236, 341005), (295, 272804), (413, 194860), (590, 136402), (826, 97430), (1180, 68201), (1652, 48715), (2065, 38972), (4130, 19486), (8260, 9743)]