128013808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 290043936

約数和(自身を除く): 162030128

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 208, 221, 272, 328, 442, 533, 656, 697, 883, 884, 1066, 1394, 1766, 1768, 2132, 2788, 3532, 3536, 4264, 5576, 7064, 8528, 9061, 11152, 11479, 14128, 15011, 18122, 22958, 30022, 36203, 36244, 45916, 60044, 72406, 72488, 91832, 120088, 144812, 144976, 183664, 195143, 240176, 289624, 390286, 470639, 579248, 615451, 780572, 941278, 1230902, 1561144, 1882556, 2461804, 3122288, 3765112, 4923608, 7530224, 8000863, 9847216, 16001726, 32003452, 64006904, 128013808]

約数ペア:

[(1, 128013808), (2, 64006904), (4, 32003452), (8, 16001726), (13, 9847216), (16, 8000863), (17, 7530224), (26, 4923608), (34, 3765112), (41, 3122288), (52, 2461804), (68, 1882556), (82, 1561144), (104, 1230902), (136, 941278), (164, 780572), (208, 615451), (221, 579248), (272, 470639), (328, 390286), (442, 289624), (533, 240176), (656, 195143), (697, 183664), (883, 144976), (884, 144812), (1066, 120088), (1394, 91832), (1766, 72488), (1768, 72406), (2132, 60044), (2788, 45916), (3532, 36244), (3536, 36203), (4264, 30022), (5576, 22958), (7064, 18122), (8528, 15011), (9061, 14128), (11152, 11479)]