16391600

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1014

約数の個数: 60

約数和(自身を含む): 40338936

約数和(自身を除く): 23947336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 953, 1075, 1720, 1906, 2150, 3440, 3812, 4300, 4765, 7624, 8600, 9530, 15248, 17200, 19060, 23825, 38120, 40979, 47650, 76240, 81958, 95300, 163916, 190600, 204895, 327832, 381200, 409790, 655664, 819580, 1024475, 1639160, 2048950, 3278320, 4097900, 8195800, 16391600]

約数ペア:

[(1, 16391600), (2, 8195800), (4, 4097900), (5, 3278320), (8, 2048950), (10, 1639160), (16, 1024475), (20, 819580), (25, 655664), (40, 409790), (43, 381200), (50, 327832), (80, 204895), (86, 190600), (100, 163916), (172, 95300), (200, 81958), (215, 76240), (344, 47650), (400, 40979), (430, 38120), (688, 23825), (860, 19060), (953, 17200), (1075, 15248), (1720, 9530), (1906, 8600), (2150, 7624), (3440, 4765), (3812, 4300)]