93977980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 205208640

約数和(自身を除く): 111230660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 311, 521, 580, 622, 1042, 1244, 1555, 2084, 2605, 3110, 5210, 6220, 9019, 10420, 15109, 18038, 30218, 36076, 45095, 60436, 75545, 90190, 151090, 162031, 180380, 302180, 324062, 648124, 810155, 1620310, 3240620, 4698899, 9397798, 18795596, 23494495, 46988990, 93977980]

約数ペア:

[(1, 93977980), (2, 46988990), (4, 23494495), (5, 18795596), (10, 9397798), (20, 4698899), (29, 3240620), (58, 1620310), (116, 810155), (145, 648124), (290, 324062), (311, 302180), (521, 180380), (580, 162031), (622, 151090), (1042, 90190), (1244, 75545), (1555, 60436), (2084, 45095), (2605, 36076), (3110, 30218), (5210, 18038), (6220, 15109), (9019, 10420)]