129120128

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{113}}^2$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 262813200

約数和(自身を除く): 133693072

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 113, 128, 158, 226, 316, 452, 632, 904, 1264, 1808, 2528, 3616, 5056, 7232, 8927, 10112, 12769, 14464, 17854, 25538, 35708, 51076, 71416, 102152, 142832, 204304, 285664, 408608, 571328, 817216, 1008751, 1142656, 1634432, 2017502, 4035004, 8070008, 16140016, 32280032, 64560064, 129120128]

約数ペア:

[(1, 129120128), (2, 64560064), (4, 32280032), (8, 16140016), (16, 8070008), (32, 4035004), (64, 2017502), (79, 1634432), (113, 1142656), (128, 1008751), (158, 817216), (226, 571328), (316, 408608), (452, 285664), (632, 204304), (904, 142832), (1264, 102152), (1808, 71416), (2528, 51076), (3616, 35708), (5056, 25538), (7232, 17854), (8927, 14464), (10112, 12769)]