159429520

素因数分解:

$2^4\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3109}}^1$

素因数の和:3763

約数の個数: 40

約数和(自身を含む): 371371320

約数和(自身を除く): 211941800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 641, 1282, 2564, 3109, 3205, 5128, 6218, 6410, 10256, 12436, 12820, 15545, 24872, 25640, 31090, 49744, 51280, 62180, 124360, 248720, 1992869, 3985738, 7971476, 9964345, 15942952, 19928690, 31885904, 39857380, 79714760, 159429520]

約数ペア:

[(1, 159429520), (2, 79714760), (4, 39857380), (5, 31885904), (8, 19928690), (10, 15942952), (16, 9964345), (20, 7971476), (40, 3985738), (80, 1992869), (641, 248720), (1282, 124360), (2564, 62180), (3109, 51280), (3205, 49744), (5128, 31090), (6218, 25640), (6410, 24872), (10256, 15545), (12436, 12820)]