13300400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 60

約数和(自身を含む): 32773944

約数和(自身を除く): 19473544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 811, 820, 1025, 1622, 1640, 2050, 3244, 3280, 4055, 4100, 6488, 8110, 8200, 12976, 16220, 16400, 20275, 32440, 33251, 40550, 64880, 66502, 81100, 133004, 162200, 166255, 266008, 324400, 332510, 532016, 665020, 831275, 1330040, 1662550, 2660080, 3325100, 6650200, 13300400]

約数ペア:

[(1, 13300400), (2, 6650200), (4, 3325100), (5, 2660080), (8, 1662550), (10, 1330040), (16, 831275), (20, 665020), (25, 532016), (40, 332510), (41, 324400), (50, 266008), (80, 166255), (82, 162200), (100, 133004), (164, 81100), (200, 66502), (205, 64880), (328, 40550), (400, 33251), (410, 32440), (656, 20275), (811, 16400), (820, 16220), (1025, 12976), (1622, 8200), (1640, 8110), (2050, 6488), (3244, 4100), (3280, 4055)]