128116144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 278669664

約数和(自身を除く): 150553520

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 83, 104, 164, 166, 181, 208, 328, 332, 362, 533, 656, 664, 724, 1066, 1079, 1328, 1448, 2132, 2158, 2353, 2896, 3403, 4264, 4316, 4706, 6806, 7421, 8528, 8632, 9412, 13612, 14842, 15023, 17264, 18824, 27224, 29684, 30046, 37648, 44239, 54448, 59368, 60092, 88478, 96473, 118736, 120184, 176956, 192946, 195299, 240368, 353912, 385892, 390598, 615943, 707824, 771784, 781196, 1231886, 1543568, 1562392, 2463772, 3124784, 4927544, 8007259, 9855088, 16014518, 32029036, 64058072, 128116144]

約数ペア:

[(1, 128116144), (2, 64058072), (4, 32029036), (8, 16014518), (13, 9855088), (16, 8007259), (26, 4927544), (41, 3124784), (52, 2463772), (82, 1562392), (83, 1543568), (104, 1231886), (164, 781196), (166, 771784), (181, 707824), (208, 615943), (328, 390598), (332, 385892), (362, 353912), (533, 240368), (656, 195299), (664, 192946), (724, 176956), (1066, 120184), (1079, 118736), (1328, 96473), (1448, 88478), (2132, 60092), (2158, 59368), (2353, 54448), (2896, 44239), (3403, 37648), (4264, 30046), (4316, 29684), (4706, 27224), (6806, 18824), (7421, 17264), (8528, 15023), (8632, 14842), (9412, 13612)]