89140480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 251362944

約数和(自身を除く): 162222464

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 256, 260, 286, 320, 352, 416, 440, 487, 520, 572, 640, 704, 715, 832, 880, 974, 1040, 1144, 1280, 1408, 1430, 1664, 1760, 1948, 2080, 2288, 2435, 2816, 2860, 3328, 3520, 3896, 4160, 4576, 4870, 5357, 5720, 6331, 7040, 7792, 8320, 9152, 9740, 10714, 11440, 12662, 14080, 15584, 16640, 18304, 19480, 21428, 22880, 25324, 26785, 31168, 31655, 36608, 38960, 42856, 45760, 50648, 53570, 62336, 63310, 69641, 77920, 85712, 91520, 101296, 107140, 124672, 126620, 139282, 155840, 171424, 183040, 202592, 214280, 253240, 278564, 311680, 342848, 348205, 405184, 428560, 506480, 557128, 623360, 685696, 696410, 810368, 857120, 1012960, 1114256, 1371392, 1392820, 1620736, 1714240, 2025920, 2228512, 2785640, 3428480, 4051840, 4457024, 5571280, 6856960, 8103680, 8914048, 11142560, 17828096, 22285120, 44570240, 89140480]

約数ペア:

[(1, 89140480), (2, 44570240), (4, 22285120), (5, 17828096), (8, 11142560), (10, 8914048), (11, 8103680), (13, 6856960), (16, 5571280), (20, 4457024), (22, 4051840), (26, 3428480), (32, 2785640), (40, 2228512), (44, 2025920), (52, 1714240), (55, 1620736), (64, 1392820), (65, 1371392), (80, 1114256), (88, 1012960), (104, 857120), (110, 810368), (128, 696410), (130, 685696), (143, 623360), (160, 557128), (176, 506480), (208, 428560), (220, 405184), (256, 348205), (260, 342848), (286, 311680), (320, 278564), (352, 253240), (416, 214280), (440, 202592), (487, 183040), (520, 171424), (572, 155840), (640, 139282), (704, 126620), (715, 124672), (832, 107140), (880, 101296), (974, 91520), (1040, 85712), (1144, 77920), (1280, 69641), (1408, 63310), (1430, 62336), (1664, 53570), (1760, 50648), (1948, 45760), (2080, 42856), (2288, 38960), (2435, 36608), (2816, 31655), (2860, 31168), (3328, 26785), (3520, 25324), (3896, 22880), (4160, 21428), (4576, 19480), (4870, 18304), (5357, 16640), (5720, 15584), (6331, 14080), (7040, 12662), (7792, 11440), (8320, 10714), (9152, 9740)]