9905050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 20034432

約数和(自身を除く): 10129382

約数列:

[1, 2, 5, 10, 17, 25, 34, 43, 50, 85, 86, 170, 215, 271, 425, 430, 542, 731, 850, 1075, 1355, 1462, 2150, 2710, 3655, 4607, 6775, 7310, 9214, 11653, 13550, 18275, 23035, 23306, 36550, 46070, 58265, 115175, 116530, 198101, 230350, 291325, 396202, 582650, 990505, 1981010, 4952525, 9905050]

約数ペア:

[(1, 9905050), (2, 4952525), (5, 1981010), (10, 990505), (17, 582650), (25, 396202), (34, 291325), (43, 230350), (50, 198101), (85, 116530), (86, 115175), (170, 58265), (215, 46070), (271, 36550), (425, 23306), (430, 23035), (542, 18275), (731, 13550), (850, 11653), (1075, 9214), (1355, 7310), (1462, 6775), (2150, 4607), (2710, 3655)]