81845702

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 129914400

約数和(自身を除く): 48068698

約数列:

[1, 2, 37, 73, 74, 109, 139, 146, 218, 278, 2701, 4033, 5143, 5402, 7957, 8066, 10147, 10286, 15151, 15914, 20294, 30302, 294409, 375439, 560587, 588818, 750878, 1106023, 1121174, 2212046, 40922851, 81845702]

約数ペア:

[(1, 81845702), (2, 40922851), (37, 2212046), (73, 1121174), (74, 1106023), (109, 750878), (139, 588818), (146, 560587), (218, 375439), (278, 294409), (2701, 30302), (4033, 20294), (5143, 15914), (5402, 15151), (7957, 10286), (8066, 10147)]