88655680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 112

約数和(自身を含む): 229331520

約数和(自身を除く): 140675840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 320, 340, 344, 379, 430, 544, 680, 688, 731, 758, 860, 1088, 1360, 1376, 1462, 1516, 1720, 1895, 2720, 2752, 2924, 3032, 3440, 3655, 3790, 5440, 5848, 6064, 6443, 6880, 7310, 7580, 11696, 12128, 12886, 13760, 14620, 15160, 16297, 23392, 24256, 25772, 29240, 30320, 32215, 32594, 46784, 51544, 58480, 60640, 64430, 65188, 81485, 103088, 116960, 121280, 128860, 130376, 162970, 206176, 233920, 257720, 260752, 277049, 325940, 412352, 515440, 521504, 554098, 651880, 1030880, 1043008, 1108196, 1303760, 1385245, 2061760, 2216392, 2607520, 2770490, 4432784, 5215040, 5540980, 8865568, 11081960, 17731136, 22163920, 44327840, 88655680]

約数ペア:

[(1, 88655680), (2, 44327840), (4, 22163920), (5, 17731136), (8, 11081960), (10, 8865568), (16, 5540980), (17, 5215040), (20, 4432784), (32, 2770490), (34, 2607520), (40, 2216392), (43, 2061760), (64, 1385245), (68, 1303760), (80, 1108196), (85, 1043008), (86, 1030880), (136, 651880), (160, 554098), (170, 521504), (172, 515440), (215, 412352), (272, 325940), (320, 277049), (340, 260752), (344, 257720), (379, 233920), (430, 206176), (544, 162970), (680, 130376), (688, 128860), (731, 121280), (758, 116960), (860, 103088), (1088, 81485), (1360, 65188), (1376, 64430), (1462, 60640), (1516, 58480), (1720, 51544), (1895, 46784), (2720, 32594), (2752, 32215), (2924, 30320), (3032, 29240), (3440, 25772), (3655, 24256), (3790, 23392), (5440, 16297), (5848, 15160), (6064, 14620), (6443, 13760), (6880, 12886), (7310, 12128), (7580, 11696)]