87409956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 225792000

約数和(自身を除く): 138382044

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 83, 93, 114, 124, 149, 166, 186, 228, 249, 298, 332, 372, 447, 498, 589, 596, 894, 996, 1178, 1577, 1767, 1788, 2356, 2573, 2831, 3154, 3534, 4619, 4731, 5146, 5662, 6308, 7068, 7719, 8493, 9238, 9462, 10292, 11324, 12367, 13857, 15438, 16986, 18476, 18924, 24734, 27714, 30876, 33972, 37101, 48887, 49468, 55428, 74202, 87761, 97774, 146661, 148404, 175522, 195548, 234973, 263283, 293322, 351044, 383377, 469946, 526566, 586644, 704919, 766754, 939892, 1053132, 1150131, 1409838, 1533508, 2300262, 2819676, 4600524, 7284163, 14568326, 21852489, 29136652, 43704978, 87409956]

約数ペア:

[(1, 87409956), (2, 43704978), (3, 29136652), (4, 21852489), (6, 14568326), (12, 7284163), (19, 4600524), (31, 2819676), (38, 2300262), (57, 1533508), (62, 1409838), (76, 1150131), (83, 1053132), (93, 939892), (114, 766754), (124, 704919), (149, 586644), (166, 526566), (186, 469946), (228, 383377), (249, 351044), (298, 293322), (332, 263283), (372, 234973), (447, 195548), (498, 175522), (589, 148404), (596, 146661), (894, 97774), (996, 87761), (1178, 74202), (1577, 55428), (1767, 49468), (1788, 48887), (2356, 37101), (2573, 33972), (2831, 30876), (3154, 27714), (3534, 24734), (4619, 18924), (4731, 18476), (5146, 16986), (5662, 15438), (6308, 13857), (7068, 12367), (7719, 11324), (8493, 10292), (9238, 9462)]