171638272

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:379

約数の個数: 80

約数和(自身を含む): 374319792

約数和(自身を除く): 202681520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 208, 214, 241, 256, 416, 428, 482, 512, 832, 856, 964, 1391, 1664, 1712, 1928, 2782, 3133, 3328, 3424, 3856, 5564, 6266, 6656, 6848, 7712, 11128, 12532, 13696, 15424, 22256, 25064, 25787, 27392, 30848, 44512, 50128, 51574, 54784, 61696, 89024, 100256, 103148, 123392, 178048, 200512, 206296, 335231, 356096, 401024, 412592, 670462, 712192, 802048, 825184, 1340924, 1604096, 1650368, 2681848, 3300736, 5363696, 6601472, 10727392, 13202944, 21454784, 42909568, 85819136, 171638272]

約数ペア:

[(1, 171638272), (2, 85819136), (4, 42909568), (8, 21454784), (13, 13202944), (16, 10727392), (26, 6601472), (32, 5363696), (52, 3300736), (64, 2681848), (104, 1650368), (107, 1604096), (128, 1340924), (208, 825184), (214, 802048), (241, 712192), (256, 670462), (416, 412592), (428, 401024), (482, 356096), (512, 335231), (832, 206296), (856, 200512), (964, 178048), (1391, 123392), (1664, 103148), (1712, 100256), (1928, 89024), (2782, 61696), (3133, 54784), (3328, 51574), (3424, 50128), (3856, 44512), (5564, 30848), (6266, 27392), (6656, 25787), (6848, 25064), (7712, 22256), (11128, 15424), (12532, 13696)]