164645260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33329}}^1$

素因数の和:33370

約数の個数: 48

約数和(自身を含む): 391960800

約数和(自身を除く): 227315540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 33329, 66658, 133316, 166645, 333290, 433277, 633251, 666580, 866554, 1266502, 1733108, 2166385, 2533004, 3166255, 4332770, 6332510, 8232263, 8665540, 12665020, 16464526, 32929052, 41161315, 82322630, 164645260]

約数ペア:

[(1, 164645260), (2, 82322630), (4, 41161315), (5, 32929052), (10, 16464526), (13, 12665020), (19, 8665540), (20, 8232263), (26, 6332510), (38, 4332770), (52, 3166255), (65, 2533004), (76, 2166385), (95, 1733108), (130, 1266502), (190, 866554), (247, 666580), (260, 633251), (380, 433277), (494, 333290), (988, 166645), (1235, 133316), (2470, 66658), (4940, 33329)]