156980467640

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{10088719}}^1$

素因数の和:10089119

約数の個数: 32

約数和(自身を含む): 354114072000

約数和(自身を除く): 197133604360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 7780, 15560, 10088719, 20177438, 40354876, 50443595, 80709752, 100887190, 201774380, 403548760, 3924511691, 7849023382, 15698046764, 19622558455, 31396093528, 39245116910, 78490233820, 156980467640]

約数ペア:

[(1, 156980467640), (2, 78490233820), (4, 39245116910), (5, 31396093528), (8, 19622558455), (10, 15698046764), (20, 7849023382), (40, 3924511691), (389, 403548760), (778, 201774380), (1556, 100887190), (1945, 80709752), (3112, 50443595), (3890, 40354876), (7780, 20177438), (15560, 10088719)]