128575304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{673}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 285344640

約数和(自身を除く): 156769336

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 167, 286, 334, 572, 668, 673, 1144, 1336, 1346, 1837, 2171, 2692, 3674, 4342, 5384, 7348, 7403, 8684, 8749, 14696, 14806, 17368, 17498, 23881, 29612, 34996, 47762, 59224, 69992, 95524, 96239, 112391, 191048, 192478, 224782, 384956, 449564, 769912, 899128, 1236301, 1461083, 2472602, 2922166, 4945204, 5844332, 9890408, 11688664, 16071913, 32143826, 64287652, 128575304]

約数ペア:

[(1, 128575304), (2, 64287652), (4, 32143826), (8, 16071913), (11, 11688664), (13, 9890408), (22, 5844332), (26, 4945204), (44, 2922166), (52, 2472602), (88, 1461083), (104, 1236301), (143, 899128), (167, 769912), (286, 449564), (334, 384956), (572, 224782), (668, 192478), (673, 191048), (1144, 112391), (1336, 96239), (1346, 95524), (1837, 69992), (2171, 59224), (2692, 47762), (3674, 34996), (4342, 29612), (5384, 23881), (7348, 17498), (7403, 17368), (8684, 14806), (8749, 14696)]