25413080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 73543680

約数和(自身を除く): 48130600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 223, 259, 280, 296, 308, 370, 385, 407, 440, 446, 518, 616, 740, 770, 814, 892, 1036, 1115, 1295, 1480, 1540, 1561, 1628, 1784, 2035, 2072, 2230, 2453, 2590, 2849, 3080, 3122, 3256, 4070, 4460, 4906, 5180, 5698, 6244, 7805, 8140, 8251, 8920, 9812, 10360, 11396, 12265, 12488, 14245, 15610, 16280, 16502, 17171, 19624, 22792, 24530, 28490, 31220, 33004, 34342, 41255, 49060, 56980, 57757, 62440, 66008, 68684, 82510, 85855, 90761, 98120, 113960, 115514, 137368, 165020, 171710, 181522, 231028, 288785, 330040, 343420, 363044, 453805, 462056, 577570, 635327, 686840, 726088, 907610, 1155140, 1270654, 1815220, 2310280, 2541308, 3176635, 3630440, 5082616, 6353270, 12706540, 25413080]

約数ペア:

[(1, 25413080), (2, 12706540), (4, 6353270), (5, 5082616), (7, 3630440), (8, 3176635), (10, 2541308), (11, 2310280), (14, 1815220), (20, 1270654), (22, 1155140), (28, 907610), (35, 726088), (37, 686840), (40, 635327), (44, 577570), (55, 462056), (56, 453805), (70, 363044), (74, 343420), (77, 330040), (88, 288785), (110, 231028), (140, 181522), (148, 171710), (154, 165020), (185, 137368), (220, 115514), (223, 113960), (259, 98120), (280, 90761), (296, 85855), (308, 82510), (370, 68684), (385, 66008), (407, 62440), (440, 57757), (446, 56980), (518, 49060), (616, 41255), (740, 34342), (770, 33004), (814, 31220), (892, 28490), (1036, 24530), (1115, 22792), (1295, 19624), (1480, 17171), (1540, 16502), (1561, 16280), (1628, 15610), (1784, 14245), (2035, 12488), (2072, 12265), (2230, 11396), (2453, 10360), (2590, 9812), (2849, 8920), (3080, 8251), (3122, 8140), (3256, 7805), (4070, 6244), (4460, 5698), (4906, 5180)]