8701000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 25608960

約数和(自身を除く): 16907960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 113, 125, 140, 154, 175, 200, 220, 226, 250, 275, 280, 308, 350, 385, 440, 452, 500, 550, 565, 616, 700, 770, 791, 875, 904, 1000, 1100, 1130, 1243, 1375, 1400, 1540, 1582, 1750, 1925, 2200, 2260, 2486, 2750, 2825, 3080, 3164, 3500, 3850, 3955, 4520, 4972, 5500, 5650, 6215, 6328, 7000, 7700, 7910, 8701, 9625, 9944, 11000, 11300, 12430, 14125, 15400, 15820, 17402, 19250, 19775, 22600, 24860, 28250, 31075, 31640, 34804, 38500, 39550, 43505, 49720, 56500, 62150, 69608, 77000, 79100, 87010, 98875, 113000, 124300, 155375, 158200, 174020, 197750, 217525, 248600, 310750, 348040, 395500, 435050, 621500, 791000, 870100, 1087625, 1243000, 1740200, 2175250, 4350500, 8701000]

約数ペア:

[(1, 8701000), (2, 4350500), (4, 2175250), (5, 1740200), (7, 1243000), (8, 1087625), (10, 870100), (11, 791000), (14, 621500), (20, 435050), (22, 395500), (25, 348040), (28, 310750), (35, 248600), (40, 217525), (44, 197750), (50, 174020), (55, 158200), (56, 155375), (70, 124300), (77, 113000), (88, 98875), (100, 87010), (110, 79100), (113, 77000), (125, 69608), (140, 62150), (154, 56500), (175, 49720), (200, 43505), (220, 39550), (226, 38500), (250, 34804), (275, 31640), (280, 31075), (308, 28250), (350, 24860), (385, 22600), (440, 19775), (452, 19250), (500, 17402), (550, 15820), (565, 15400), (616, 14125), (700, 12430), (770, 11300), (791, 11000), (875, 9944), (904, 9625), (1000, 8701), (1100, 7910), (1130, 7700), (1243, 7000), (1375, 6328), (1400, 6215), (1540, 5650), (1582, 5500), (1750, 4972), (1925, 4520), (2200, 3955), (2260, 3850), (2486, 3500), (2750, 3164), (2825, 3080)]