136588640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19853}}^1$

素因数の和:19911

約数の個数: 48

約数和(自身を含む): 330211728

約数和(自身を除く): 193623088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 19853, 39706, 79412, 99265, 158824, 198530, 317648, 397060, 635296, 794120, 853679, 1588240, 1707358, 3176480, 3414716, 4268395, 6829432, 8536790, 13658864, 17073580, 27317728, 34147160, 68294320, 136588640]

約数ペア:

[(1, 136588640), (2, 68294320), (4, 34147160), (5, 27317728), (8, 17073580), (10, 13658864), (16, 8536790), (20, 6829432), (32, 4268395), (40, 3414716), (43, 3176480), (80, 1707358), (86, 1588240), (160, 853679), (172, 794120), (215, 635296), (344, 397060), (430, 317648), (688, 198530), (860, 158824), (1376, 99265), (1720, 79412), (3440, 39706), (6880, 19853)]