98778875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 134447040

約数和(自身を除く): 35668165

約数列:

[1, 5, 13, 25, 65, 89, 125, 325, 445, 683, 1157, 1625, 2225, 3415, 5785, 8879, 11125, 17075, 28925, 44395, 60787, 85375, 144625, 221975, 303935, 790231, 1109875, 1519675, 3951155, 7598375, 19755775, 98778875]

約数ペア:

[(1, 98778875), (5, 19755775), (13, 7598375), (25, 3951155), (65, 1519675), (89, 1109875), (125, 790231), (325, 303935), (445, 221975), (683, 144625), (1157, 85375), (1625, 60787), (2225, 44395), (3415, 28925), (5785, 17075), (8879, 11125)]