20161795575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{104723}}^1$

素因数の和:104904

約数の個数: 48

約数和(自身を含む): 35529083136

約数和(自身を除く): 15367287561

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 151, 255, 425, 453, 755, 1275, 2265, 2567, 3775, 7701, 11325, 12835, 38505, 64175, 104723, 192525, 314169, 523615, 1570845, 1780291, 2618075, 5340873, 7854225, 8901455, 15813173, 26704365, 44507275, 47439519, 79065865, 133521825, 237197595, 268823941, 395329325, 806471823, 1185987975, 1344119705, 4032359115, 6720598525, 20161795575]

約数ペア:

[(1, 20161795575), (3, 6720598525), (5, 4032359115), (15, 1344119705), (17, 1185987975), (25, 806471823), (51, 395329325), (75, 268823941), (85, 237197595), (151, 133521825), (255, 79065865), (425, 47439519), (453, 44507275), (755, 26704365), (1275, 15813173), (2265, 8901455), (2567, 7854225), (3775, 5340873), (7701, 2618075), (11325, 1780291), (12835, 1570845), (38505, 523615), (64175, 314169), (104723, 192525)]