13355800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 31794840

約数和(自身を除く): 18439040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1553, 1720, 2150, 3106, 4300, 6212, 7765, 8600, 12424, 15530, 31060, 38825, 62120, 66779, 77650, 133558, 155300, 267116, 310600, 333895, 534232, 667790, 1335580, 1669475, 2671160, 3338950, 6677900, 13355800]

約数ペア:

[(1, 13355800), (2, 6677900), (4, 3338950), (5, 2671160), (8, 1669475), (10, 1335580), (20, 667790), (25, 534232), (40, 333895), (43, 310600), (50, 267116), (86, 155300), (100, 133558), (172, 77650), (200, 66779), (215, 62120), (344, 38825), (430, 31060), (860, 15530), (1075, 12424), (1553, 8600), (1720, 7765), (2150, 6212), (3106, 4300)]