90141738

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 204595200

約数和(自身を除く): 114453462

約数列:

[1, 2, 3, 6, 19, 23, 31, 38, 46, 57, 62, 69, 93, 114, 138, 186, 437, 589, 713, 874, 1109, 1178, 1311, 1426, 1767, 2139, 2218, 2622, 3327, 3534, 4278, 6654, 13547, 21071, 25507, 27094, 34379, 40641, 42142, 51014, 63213, 68758, 76521, 81282, 103137, 126426, 153042, 206274, 484633, 653201, 790717, 969266, 1306402, 1453899, 1581434, 1959603, 2372151, 2907798, 3919206, 4744302, 15023623, 30047246, 45070869, 90141738]

約数ペア:

[(1, 90141738), (2, 45070869), (3, 30047246), (6, 15023623), (19, 4744302), (23, 3919206), (31, 2907798), (38, 2372151), (46, 1959603), (57, 1581434), (62, 1453899), (69, 1306402), (93, 969266), (114, 790717), (138, 653201), (186, 484633), (437, 206274), (589, 153042), (713, 126426), (874, 103137), (1109, 81282), (1178, 76521), (1311, 68758), (1426, 63213), (1767, 51014), (2139, 42142), (2218, 40641), (2622, 34379), (3327, 27094), (3534, 25507), (4278, 21071), (6654, 13547)]