39769375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 55669680

約数和(自身を除く): 15900305

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 197, 323, 425, 475, 625, 985, 1615, 2125, 2375, 3349, 3743, 4925, 8075, 10625, 11875, 16745, 18715, 24625, 40375, 63631, 83725, 93575, 123125, 201875, 318155, 418625, 467875, 1590775, 2093125, 2339375, 7953875, 39769375]

約数ペア:

[(1, 39769375), (5, 7953875), (17, 2339375), (19, 2093125), (25, 1590775), (85, 467875), (95, 418625), (125, 318155), (197, 201875), (323, 123125), (425, 93575), (475, 83725), (625, 63631), (985, 40375), (1615, 24625), (2125, 18715), (2375, 16745), (3349, 11875), (3743, 10625), (4925, 8075)]