13113280

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1013

約数の個数: 56

約数和(自身を含む): 31985712

約数和(自身を除く): 18872432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 953, 1376, 1720, 1906, 2752, 3440, 3812, 4765, 6880, 7624, 9530, 13760, 15248, 19060, 30496, 38120, 40979, 60992, 76240, 81958, 152480, 163916, 204895, 304960, 327832, 409790, 655664, 819580, 1311328, 1639160, 2622656, 3278320, 6556640, 13113280]

約数ペア:

[(1, 13113280), (2, 6556640), (4, 3278320), (5, 2622656), (8, 1639160), (10, 1311328), (16, 819580), (20, 655664), (32, 409790), (40, 327832), (43, 304960), (64, 204895), (80, 163916), (86, 152480), (160, 81958), (172, 76240), (215, 60992), (320, 40979), (344, 38120), (430, 30496), (688, 19060), (860, 15248), (953, 13760), (1376, 9530), (1720, 7624), (1906, 6880), (2752, 4765), (3440, 3812)]