25405072

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 65031552

約数和(自身を除く): 39626480

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1213, 1232, 1309, 1496, 1904, 2426, 2618, 2992, 4852, 5236, 8491, 9704, 10472, 13343, 16982, 19408, 20621, 20944, 26686, 33964, 41242, 53372, 67928, 82484, 93401, 106744, 135856, 144347, 164968, 186802, 213488, 226831, 288694, 329936, 373604, 453662, 577388, 747208, 907324, 1154776, 1494416, 1587817, 1814648, 2309552, 3175634, 3629296, 6351268, 12702536, 25405072]

約数ペア:

[(1, 25405072), (2, 12702536), (4, 6351268), (7, 3629296), (8, 3175634), (11, 2309552), (14, 1814648), (16, 1587817), (17, 1494416), (22, 1154776), (28, 907324), (34, 747208), (44, 577388), (56, 453662), (68, 373604), (77, 329936), (88, 288694), (112, 226831), (119, 213488), (136, 186802), (154, 164968), (176, 144347), (187, 135856), (238, 106744), (272, 93401), (308, 82484), (374, 67928), (476, 53372), (616, 41242), (748, 33964), (952, 26686), (1213, 20944), (1232, 20621), (1309, 19408), (1496, 16982), (1904, 13343), (2426, 10472), (2618, 9704), (2992, 8491), (4852, 5236)]