25689328

素因数分解:

$2^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 80

約数和(自身を含む): 60313600

約数和(自身を除く): 34624272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 151, 196, 217, 248, 302, 343, 392, 434, 496, 604, 686, 784, 868, 1057, 1208, 1372, 1519, 1736, 2114, 2416, 2744, 3038, 3472, 4228, 4681, 5488, 6076, 7399, 8456, 9362, 10633, 12152, 14798, 16912, 18724, 21266, 24304, 29596, 32767, 37448, 42532, 51793, 59192, 65534, 74896, 85064, 103586, 118384, 131068, 170128, 207172, 229369, 262136, 414344, 458738, 524272, 828688, 917476, 1605583, 1834952, 3211166, 3669904, 6422332, 12844664, 25689328]

約数ペア:

[(1, 25689328), (2, 12844664), (4, 6422332), (7, 3669904), (8, 3211166), (14, 1834952), (16, 1605583), (28, 917476), (31, 828688), (49, 524272), (56, 458738), (62, 414344), (98, 262136), (112, 229369), (124, 207172), (151, 170128), (196, 131068), (217, 118384), (248, 103586), (302, 85064), (343, 74896), (392, 65534), (434, 59192), (496, 51793), (604, 42532), (686, 37448), (784, 32767), (868, 29596), (1057, 24304), (1208, 21266), (1372, 18724), (1519, 16912), (1736, 14798), (2114, 12152), (2416, 10633), (2744, 9362), (3038, 8456), (3472, 7399), (4228, 6076), (4681, 5488)]