80896330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 149688000

約数和(自身を除く): 68791670

約数列:

[1, 2, 5, 10, 43, 86, 215, 419, 430, 449, 838, 898, 2095, 2245, 4190, 4490, 18017, 19307, 36034, 38614, 90085, 96535, 180170, 188131, 193070, 376262, 940655, 1881310, 8089633, 16179266, 40448165, 80896330]

約数ペア:

[(1, 80896330), (2, 40448165), (5, 16179266), (10, 8089633), (43, 1881310), (86, 940655), (215, 376262), (419, 193070), (430, 188131), (449, 180170), (838, 96535), (898, 90085), (2095, 38614), (2245, 36034), (4190, 19307), (4490, 18017)]