2017415075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 2929104192

約数和(自身を除く): 911689117

約数列:

[1, 5, 13, 17, 25, 47, 65, 85, 221, 235, 289, 325, 425, 457, 611, 799, 1105, 1175, 1445, 2285, 3055, 3757, 3995, 5525, 5941, 7225, 7769, 10387, 11425, 13583, 15275, 18785, 19975, 21479, 29705, 38845, 51935, 67915, 93925, 100997, 107395, 132073, 148525, 176579, 194225, 259675, 279227, 339575, 365143, 504985, 536975, 660365, 882895, 1396135, 1716949, 1825715, 2524925, 3301825, 4414475, 4746859, 6207431, 6980675, 8584745, 9128575, 23734295, 31037155, 42923725, 80696603, 118671475, 155185775, 403483015, 2017415075]

約数ペア:

[(1, 2017415075), (5, 403483015), (13, 155185775), (17, 118671475), (25, 80696603), (47, 42923725), (65, 31037155), (85, 23734295), (221, 9128575), (235, 8584745), (289, 6980675), (325, 6207431), (425, 4746859), (457, 4414475), (611, 3301825), (799, 2524925), (1105, 1825715), (1175, 1716949), (1445, 1396135), (2285, 882895), (3055, 660365), (3757, 536975), (3995, 504985), (5525, 365143), (5941, 339575), (7225, 279227), (7769, 259675), (10387, 194225), (11425, 176579), (13583, 148525), (15275, 132073), (18785, 107395), (19975, 100997), (21479, 93925), (29705, 67915), (38845, 51935)]