172257904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 413570752

約数和(自身を除く): 241312848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 193, 208, 364, 386, 613, 728, 772, 1226, 1351, 1456, 1544, 2452, 2509, 2702, 3088, 4291, 4904, 5018, 5404, 7969, 8582, 9808, 10036, 10808, 15938, 17164, 17563, 20072, 21616, 31876, 34328, 35126, 40144, 55783, 63752, 68656, 70252, 111566, 118309, 127504, 140504, 223132, 236618, 281008, 446264, 473236, 828163, 892528, 946472, 1538017, 1656326, 1892944, 3076034, 3312652, 6152068, 6625304, 10766119, 12304136, 13250608, 21532238, 24608272, 43064476, 86128952, 172257904]

約数ペア:

[(1, 172257904), (2, 86128952), (4, 43064476), (7, 24608272), (8, 21532238), (13, 13250608), (14, 12304136), (16, 10766119), (26, 6625304), (28, 6152068), (52, 3312652), (56, 3076034), (91, 1892944), (104, 1656326), (112, 1538017), (182, 946472), (193, 892528), (208, 828163), (364, 473236), (386, 446264), (613, 281008), (728, 236618), (772, 223132), (1226, 140504), (1351, 127504), (1456, 118309), (1544, 111566), (2452, 70252), (2509, 68656), (2702, 63752), (3088, 55783), (4291, 40144), (4904, 35126), (5018, 34328), (5404, 31876), (7969, 21616), (8582, 20072), (9808, 17563), (10036, 17164), (10808, 15938)]