66355480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{57203}}^1$

素因数の和:57243

約数の個数: 32

約数和(自身を含む): 154450800

約数和(自身を除く): 88095320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 57203, 114406, 228812, 286015, 457624, 572030, 1144060, 1658887, 2288120, 3317774, 6635548, 8294435, 13271096, 16588870, 33177740, 66355480]

約数ペア:

[(1, 66355480), (2, 33177740), (4, 16588870), (5, 13271096), (8, 8294435), (10, 6635548), (20, 3317774), (29, 2288120), (40, 1658887), (58, 1144060), (116, 572030), (145, 457624), (232, 286015), (290, 228812), (580, 114406), (1160, 57203)]