66880497920

素因数分解:

$2^8\times 5^1\times {\mathrm{6379}}^1\times {\mathrm{8191}}^1$

素因数の和:14591

約数の個数: 72

約数和(自身を含む): 160244367360

約数和(自身を除く): 93363869440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 6379, 8191, 12758, 16382, 25516, 31895, 32764, 40955, 51032, 63790, 65528, 81910, 102064, 127580, 131056, 163820, 204128, 255160, 262112, 327640, 408256, 510320, 524224, 655280, 816512, 1020640, 1048448, 1310560, 1633024, 2041280, 2096896, 2621120, 4082560, 5242240, 8165120, 10484480, 52250389, 104500778, 209001556, 261251945, 418003112, 522503890, 836006224, 1045007780, 1672012448, 2090015560, 3344024896, 4180031120, 6688049792, 8360062240, 13376099584, 16720124480, 33440248960, 66880497920]

約数ペア:

[(1, 66880497920), (2, 33440248960), (4, 16720124480), (5, 13376099584), (8, 8360062240), (10, 6688049792), (16, 4180031120), (20, 3344024896), (32, 2090015560), (40, 1672012448), (64, 1045007780), (80, 836006224), (128, 522503890), (160, 418003112), (256, 261251945), (320, 209001556), (640, 104500778), (1280, 52250389), (6379, 10484480), (8191, 8165120), (12758, 5242240), (16382, 4082560), (25516, 2621120), (31895, 2096896), (32764, 2041280), (40955, 1633024), (51032, 1310560), (63790, 1048448), (65528, 1020640), (81910, 816512), (102064, 655280), (127580, 524224), (131056, 510320), (163820, 408256), (204128, 327640), (255160, 262112)]