196516480

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1543}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 472464000

約数和(自身を除く): 275947520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1543, 1592, 1990, 3086, 3184, 3980, 6172, 6368, 7715, 7960, 12344, 12736, 15430, 15920, 24688, 25472, 30860, 31840, 49376, 61720, 63680, 98752, 123440, 127360, 197504, 246880, 307057, 493760, 614114, 987520, 1228228, 1535285, 2456456, 3070570, 4912912, 6141140, 9825824, 12282280, 19651648, 24564560, 39303296, 49129120, 98258240, 196516480]

約数ペア:

[(1, 196516480), (2, 98258240), (4, 49129120), (5, 39303296), (8, 24564560), (10, 19651648), (16, 12282280), (20, 9825824), (32, 6141140), (40, 4912912), (64, 3070570), (80, 2456456), (128, 1535285), (160, 1228228), (199, 987520), (320, 614114), (398, 493760), (640, 307057), (796, 246880), (995, 197504), (1543, 127360), (1592, 123440), (1990, 98752), (3086, 63680), (3184, 61720), (3980, 49376), (6172, 31840), (6368, 30860), (7715, 25472), (7960, 24688), (12344, 15920), (12736, 15430)]