80217280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1794

約数の個数: 112

約数和(自身を含む): 224540064

約数和(自身を除く): 144322784

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, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1753, 1760, 2080, 2288, 2860, 3506, 3520, 4160, 4576, 5720, 7012, 8765, 9152, 11440, 14024, 17530, 19283, 22789, 22880, 28048, 35060, 38566, 45578, 45760, 56096, 70120, 77132, 91156, 96415, 112192, 113945, 140240, 154264, 182312, 192830, 227890, 250679, 280480, 308528, 364624, 385660, 455780, 501358, 560960, 617056, 729248, 771320, 911560, 1002716, 1234112, 1253395, 1458496, 1542640, 1823120, 2005432, 2506790, 3085280, 3646240, 4010864, 5013580, 6170560, 7292480, 8021728, 10027160, 16043456, 20054320, 40108640, 80217280]

約数ペア:

[(1, 80217280), (2, 40108640), (4, 20054320), (5, 16043456), (8, 10027160), (10, 8021728), (11, 7292480), (13, 6170560), (16, 5013580), (20, 4010864), (22, 3646240), (26, 3085280), (32, 2506790), (40, 2005432), (44, 1823120), (52, 1542640), (55, 1458496), (64, 1253395), (65, 1234112), (80, 1002716), (88, 911560), (104, 771320), (110, 729248), (130, 617056), (143, 560960), (160, 501358), (176, 455780), (208, 385660), (220, 364624), (260, 308528), (286, 280480), (320, 250679), (352, 227890), (416, 192830), (440, 182312), (520, 154264), (572, 140240), (704, 113945), (715, 112192), (832, 96415), (880, 91156), (1040, 77132), (1144, 70120), (1430, 56096), (1753, 45760), (1760, 45578), (2080, 38566), (2288, 35060), (2860, 28048), (3506, 22880), (3520, 22789), (4160, 19283), (4576, 17530), (5720, 14024), (7012, 11440), (8765, 9152)]