156633582920

素因数分解:

$2^3\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{2436739}}^1$

素因数の和:2438357

約数の個数: 32

約数和(自身を含む): 352645012800

約数和(自身を除く): 196011429880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1607, 3214, 6428, 8035, 12856, 16070, 32140, 64280, 2436739, 4873478, 9746956, 12183695, 19493912, 24367390, 48734780, 97469560, 3915839573, 7831679146, 15663358292, 19579197865, 31326716584, 39158395730, 78316791460, 156633582920]

約数ペア:

[(1, 156633582920), (2, 78316791460), (4, 39158395730), (5, 31326716584), (8, 19579197865), (10, 15663358292), (20, 7831679146), (40, 3915839573), (1607, 97469560), (3214, 48734780), (6428, 24367390), (8035, 19493912), (12856, 12183695), (16070, 9746956), (32140, 4873478), (64280, 2436739)]