289111520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106291}}^1$

素因数の和:106323

約数の個数: 48

約数和(自身を含む): 723210768

約数和(自身を除く): 434099248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 106291, 212582, 425164, 531455, 850328, 1062910, 1700656, 1806947, 2125820, 3401312, 3613894, 4251640, 7227788, 8503280, 9034735, 14455576, 17006560, 18069470, 28911152, 36138940, 57822304, 72277880, 144555760, 289111520]

約数ペア:

[(1, 289111520), (2, 144555760), (4, 72277880), (5, 57822304), (8, 36138940), (10, 28911152), (16, 18069470), (17, 17006560), (20, 14455576), (32, 9034735), (34, 8503280), (40, 7227788), (68, 4251640), (80, 3613894), (85, 3401312), (136, 2125820), (160, 1806947), (170, 1700656), (272, 1062910), (340, 850328), (544, 531455), (680, 425164), (1360, 212582), (2720, 106291)]