201889870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3637}}^1$

素因数の和:3725

約数の個数: 64

約数和(自身を含む): 454720896

約数和(自身を除く): 252831026

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 61, 65, 70, 91, 122, 130, 182, 305, 427, 455, 610, 793, 854, 910, 1586, 2135, 3637, 3965, 4270, 5551, 7274, 7930, 11102, 18185, 25459, 27755, 36370, 47281, 50918, 55510, 94562, 127295, 221857, 236405, 254590, 330967, 443714, 472810, 661934, 1109285, 1552999, 1654835, 2218570, 2884141, 3105998, 3309670, 5768282, 7764995, 14420705, 15529990, 20188987, 28841410, 40377974, 100944935, 201889870]

約数ペア:

[(1, 201889870), (2, 100944935), (5, 40377974), (7, 28841410), (10, 20188987), (13, 15529990), (14, 14420705), (26, 7764995), (35, 5768282), (61, 3309670), (65, 3105998), (70, 2884141), (91, 2218570), (122, 1654835), (130, 1552999), (182, 1109285), (305, 661934), (427, 472810), (455, 443714), (610, 330967), (793, 254590), (854, 236405), (910, 221857), (1586, 127295), (2135, 94562), (3637, 55510), (3965, 50918), (4270, 47281), (5551, 36370), (7274, 27755), (7930, 25459), (11102, 18185)]