156964168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2053}}^1$

素因数の和:2581

約数の個数: 32

約数和(自身を含む): 310564800

約数和(自身を除く): 153600632

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 503, 1006, 2012, 2053, 4024, 4106, 8212, 9557, 16424, 19114, 38228, 39007, 76456, 78014, 156028, 312056, 1032659, 2065318, 4130636, 8261272, 19620521, 39241042, 78482084, 156964168]

約数ペア:

[(1, 156964168), (2, 78482084), (4, 39241042), (8, 19620521), (19, 8261272), (38, 4130636), (76, 2065318), (152, 1032659), (503, 312056), (1006, 156028), (2012, 78014), (2053, 76456), (4024, 39007), (4106, 38228), (8212, 19114), (9557, 16424)]