165020080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50311}}^1$

素因数の和:50365

約数の個数: 40

約数和(自身を含む): 393037344

約数和(自身を除く): 228017264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 50311, 100622, 201244, 251555, 402488, 503110, 804976, 1006220, 2012440, 2062751, 4024880, 4125502, 8251004, 10313755, 16502008, 20627510, 33004016, 41255020, 82510040, 165020080]

約数ペア:

[(1, 165020080), (2, 82510040), (4, 41255020), (5, 33004016), (8, 20627510), (10, 16502008), (16, 10313755), (20, 8251004), (40, 4125502), (41, 4024880), (80, 2062751), (82, 2012440), (164, 1006220), (205, 804976), (328, 503110), (410, 402488), (656, 251555), (820, 201244), (1640, 100622), (3280, 50311)]