202264660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1559}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 458640000

約数和(自身を除く): 256375340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 499, 998, 1559, 1996, 2495, 3118, 4990, 6236, 6487, 7795, 9980, 12974, 15590, 20267, 25948, 31180, 32435, 40534, 64870, 81068, 101335, 129740, 202670, 405340, 777941, 1555882, 3111764, 3889705, 7779410, 10113233, 15558820, 20226466, 40452932, 50566165, 101132330, 202264660]

約数ペア:

[(1, 202264660), (2, 101132330), (4, 50566165), (5, 40452932), (10, 20226466), (13, 15558820), (20, 10113233), (26, 7779410), (52, 3889705), (65, 3111764), (130, 1555882), (260, 777941), (499, 405340), (998, 202670), (1559, 129740), (1996, 101335), (2495, 81068), (3118, 64870), (4990, 40534), (6236, 32435), (6487, 31180), (7795, 25948), (9980, 20267), (12974, 15590)]