205915712

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 418185600

約数和(自身を除く): 212269888

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 139, 158, 278, 293, 316, 556, 586, 632, 1112, 1172, 1264, 2224, 2344, 2528, 4448, 4688, 5056, 8896, 9376, 10981, 18752, 21962, 23147, 40727, 43924, 46294, 81454, 87848, 92588, 162908, 175696, 185176, 325816, 351392, 370352, 651632, 702784, 740704, 1303264, 1481408, 2606528, 3217433, 6434866, 12869732, 25739464, 51478928, 102957856, 205915712]

約数ペア:

[(1, 205915712), (2, 102957856), (4, 51478928), (8, 25739464), (16, 12869732), (32, 6434866), (64, 3217433), (79, 2606528), (139, 1481408), (158, 1303264), (278, 740704), (293, 702784), (316, 651632), (556, 370352), (586, 351392), (632, 325816), (1112, 185176), (1172, 175696), (1264, 162908), (2224, 92588), (2344, 87848), (2528, 81454), (4448, 46294), (4688, 43924), (5056, 40727), (8896, 23147), (9376, 21962), (10981, 18752)]