64436508

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 167148800

約数和(自身を除く): 102712292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 139, 158, 163, 237, 278, 316, 326, 417, 474, 489, 556, 652, 711, 834, 948, 978, 1251, 1422, 1467, 1668, 1956, 2502, 2844, 2934, 5004, 5868, 10981, 12877, 21962, 22657, 25754, 32943, 38631, 43924, 45314, 51508, 65886, 67971, 77262, 90628, 98829, 115893, 131772, 135942, 154524, 197658, 203913, 231786, 271884, 395316, 407826, 463572, 815652, 1789903, 3579806, 5369709, 7159612, 10739418, 16109127, 21478836, 32218254, 64436508]

約数ペア:

[(1, 64436508), (2, 32218254), (3, 21478836), (4, 16109127), (6, 10739418), (9, 7159612), (12, 5369709), (18, 3579806), (36, 1789903), (79, 815652), (139, 463572), (158, 407826), (163, 395316), (237, 271884), (278, 231786), (316, 203913), (326, 197658), (417, 154524), (474, 135942), (489, 131772), (556, 115893), (652, 98829), (711, 90628), (834, 77262), (948, 67971), (978, 65886), (1251, 51508), (1422, 45314), (1467, 43924), (1668, 38631), (1956, 32943), (2502, 25754), (2844, 22657), (2934, 21962), (5004, 12877), (5868, 10981)]