172138720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82759}}^1$

素因数の和:82787

約数の個数: 48

約数和(自身を含む): 437965920

約数和(自身を除く): 265827200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 82759, 165518, 331036, 413795, 662072, 827590, 1075867, 1324144, 1655180, 2151734, 2648288, 3310360, 4303468, 5379335, 6620720, 8606936, 10758670, 13241440, 17213872, 21517340, 34427744, 43034680, 86069360, 172138720]

約数ペア:

[(1, 172138720), (2, 86069360), (4, 43034680), (5, 34427744), (8, 21517340), (10, 17213872), (13, 13241440), (16, 10758670), (20, 8606936), (26, 6620720), (32, 5379335), (40, 4303468), (52, 3310360), (65, 2648288), (80, 2151734), (104, 1655180), (130, 1324144), (160, 1075867), (208, 827590), (260, 662072), (416, 413795), (520, 331036), (1040, 165518), (2080, 82759)]