181643488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1699}}^1$

素因数の和:1979

約数の個数: 48

約数和(自身を含む): 386845200

約数和(自身を除く): 205201712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 257, 416, 514, 1028, 1699, 2056, 3341, 3398, 4112, 6682, 6796, 8224, 13364, 13592, 22087, 26728, 27184, 44174, 53456, 54368, 88348, 106912, 176696, 353392, 436643, 706784, 873286, 1746572, 3493144, 5676359, 6986288, 11352718, 13972576, 22705436, 45410872, 90821744, 181643488]

約数ペア:

[(1, 181643488), (2, 90821744), (4, 45410872), (8, 22705436), (13, 13972576), (16, 11352718), (26, 6986288), (32, 5676359), (52, 3493144), (104, 1746572), (208, 873286), (257, 706784), (416, 436643), (514, 353392), (1028, 176696), (1699, 106912), (2056, 88348), (3341, 54368), (3398, 53456), (4112, 44174), (6682, 27184), (6796, 26728), (8224, 22087), (13364, 13592)]