9998080

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 24503472

約数和(自身を除く): 14505392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 107, 128, 146, 160, 214, 256, 292, 320, 365, 428, 535, 584, 640, 730, 856, 1070, 1168, 1280, 1460, 1712, 2140, 2336, 2920, 3424, 4280, 4672, 5840, 6848, 7811, 8560, 9344, 11680, 13696, 15622, 17120, 18688, 23360, 27392, 31244, 34240, 39055, 46720, 62488, 68480, 78110, 93440, 124976, 136960, 156220, 249952, 312440, 499904, 624880, 999808, 1249760, 1999616, 2499520, 4999040, 9998080]

約数ペア:

[(1, 9998080), (2, 4999040), (4, 2499520), (5, 1999616), (8, 1249760), (10, 999808), (16, 624880), (20, 499904), (32, 312440), (40, 249952), (64, 156220), (73, 136960), (80, 124976), (107, 93440), (128, 78110), (146, 68480), (160, 62488), (214, 46720), (256, 39055), (292, 34240), (320, 31244), (365, 27392), (428, 23360), (535, 18688), (584, 17120), (640, 15622), (730, 13696), (856, 11680), (1070, 9344), (1168, 8560), (1280, 7811), (1460, 6848), (1712, 5840), (2140, 4672), (2336, 4280), (2920, 3424)]