90880640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8353}}^1$

素因数の和:8389

約数の個数: 64

約数和(自身を含む): 230069160

約数和(自身を除く): 139188520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 8353, 10880, 16706, 33412, 41765, 66824, 83530, 133648, 142001, 167060, 267296, 284002, 334120, 534592, 568004, 668240, 710005, 1069184, 1136008, 1336480, 1420010, 2272016, 2672960, 2840020, 4544032, 5345920, 5680040, 9088064, 11360080, 18176128, 22720160, 45440320, 90880640]

約数ペア:

[(1, 90880640), (2, 45440320), (4, 22720160), (5, 18176128), (8, 11360080), (10, 9088064), (16, 5680040), (17, 5345920), (20, 4544032), (32, 2840020), (34, 2672960), (40, 2272016), (64, 1420010), (68, 1336480), (80, 1136008), (85, 1069184), (128, 710005), (136, 668240), (160, 568004), (170, 534592), (272, 334120), (320, 284002), (340, 267296), (544, 167060), (640, 142001), (680, 133648), (1088, 83530), (1360, 66824), (2176, 41765), (2720, 33412), (5440, 16706), (8353, 10880)]