80705538

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 184913280

約数和(自身を除く): 104207742

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 163, 173, 318, 326, 346, 477, 489, 519, 954, 978, 1038, 1431, 1467, 1557, 2862, 2934, 3114, 4401, 4671, 8639, 8802, 9169, 9342, 17278, 18338, 25917, 27507, 28199, 51834, 55014, 56398, 77751, 82521, 84597, 155502, 165042, 169194, 233253, 247563, 253791, 466506, 495126, 507582, 761373, 1494547, 1522746, 2989094, 4483641, 8967282, 13450923, 26901846, 40352769, 80705538]

約数ペア:

[(1, 80705538), (2, 40352769), (3, 26901846), (6, 13450923), (9, 8967282), (18, 4483641), (27, 2989094), (53, 1522746), (54, 1494547), (106, 761373), (159, 507582), (163, 495126), (173, 466506), (318, 253791), (326, 247563), (346, 233253), (477, 169194), (489, 165042), (519, 155502), (954, 84597), (978, 82521), (1038, 77751), (1431, 56398), (1467, 55014), (1557, 51834), (2862, 28199), (2934, 27507), (3114, 25917), (4401, 18338), (4671, 17278), (8639, 9342), (8802, 9169)]