25000976

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 66495744

約数和(自身を除く): 41494768

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 223, 286, 308, 364, 392, 446, 539, 572, 616, 637, 728, 784, 892, 1001, 1078, 1144, 1232, 1274, 1456, 1561, 1784, 2002, 2156, 2288, 2453, 2548, 2899, 3122, 3568, 4004, 4312, 4906, 5096, 5798, 6244, 7007, 8008, 8624, 9812, 10192, 10927, 11596, 12488, 14014, 16016, 17171, 19624, 20293, 21854, 23192, 24976, 28028, 31889, 34342, 39248, 40586, 43708, 46384, 56056, 63778, 68684, 81172, 87416, 112112, 120197, 127556, 137368, 142051, 162344, 174832, 223223, 240394, 255112, 274736, 284102, 324688, 446446, 480788, 510224, 568204, 892892, 961576, 1136408, 1562561, 1785784, 1923152, 2272816, 3125122, 3571568, 6250244, 12500488, 25000976]

約数ペア:

[(1, 25000976), (2, 12500488), (4, 6250244), (7, 3571568), (8, 3125122), (11, 2272816), (13, 1923152), (14, 1785784), (16, 1562561), (22, 1136408), (26, 961576), (28, 892892), (44, 568204), (49, 510224), (52, 480788), (56, 446446), (77, 324688), (88, 284102), (91, 274736), (98, 255112), (104, 240394), (112, 223223), (143, 174832), (154, 162344), (176, 142051), (182, 137368), (196, 127556), (208, 120197), (223, 112112), (286, 87416), (308, 81172), (364, 68684), (392, 63778), (446, 56056), (539, 46384), (572, 43708), (616, 40586), (637, 39248), (728, 34342), (784, 31889), (892, 28028), (1001, 24976), (1078, 23192), (1144, 21854), (1232, 20293), (1274, 19624), (1456, 17171), (1561, 16016), (1784, 14014), (2002, 12488), (2156, 11596), (2288, 10927), (2453, 10192), (2548, 9812), (2899, 8624), (3122, 8008), (3568, 7007), (4004, 6244), (4312, 5798), (4906, 5096)]