72496325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 102850560

約数和(自身を除く): 30354235

約数列:

[1, 5, 11, 25, 47, 55, 71, 79, 235, 275, 355, 395, 517, 781, 869, 1175, 1775, 1975, 2585, 3337, 3713, 3905, 4345, 5609, 12925, 16685, 18565, 19525, 21725, 28045, 36707, 40843, 61699, 83425, 92825, 140225, 183535, 204215, 263623, 308495, 917675, 1021075, 1318115, 1542475, 2899853, 6590575, 14499265, 72496325]

約数ペア:

[(1, 72496325), (5, 14499265), (11, 6590575), (25, 2899853), (47, 1542475), (55, 1318115), (71, 1021075), (79, 917675), (235, 308495), (275, 263623), (355, 204215), (395, 183535), (517, 140225), (781, 92825), (869, 83425), (1175, 61699), (1775, 40843), (1975, 36707), (2585, 28045), (3337, 21725), (3713, 19525), (3905, 18565), (4345, 16685), (5609, 12925)]