13665920

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 33121440

約数和(自身を除く): 19455520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 163, 262, 320, 326, 524, 640, 652, 655, 815, 1048, 1304, 1310, 1630, 2096, 2608, 2620, 3260, 4192, 5216, 5240, 6520, 8384, 10432, 10480, 13040, 16768, 20864, 20960, 21353, 26080, 41920, 42706, 52160, 83840, 85412, 104320, 106765, 170824, 213530, 341648, 427060, 683296, 854120, 1366592, 1708240, 2733184, 3416480, 6832960, 13665920]

約数ペア:

[(1, 13665920), (2, 6832960), (4, 3416480), (5, 2733184), (8, 1708240), (10, 1366592), (16, 854120), (20, 683296), (32, 427060), (40, 341648), (64, 213530), (80, 170824), (128, 106765), (131, 104320), (160, 85412), (163, 83840), (262, 52160), (320, 42706), (326, 41920), (524, 26080), (640, 21353), (652, 20960), (655, 20864), (815, 16768), (1048, 13040), (1304, 10480), (1310, 10432), (1630, 8384), (2096, 6520), (2608, 5240), (2620, 5216), (3260, 4192)]