61913875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 82368000

約数和(自身を除く): 20454125

約数列:

[1, 5, 19, 25, 95, 125, 131, 199, 475, 655, 995, 2375, 2489, 3275, 3781, 4975, 12445, 16375, 18905, 24875, 26069, 62225, 94525, 130345, 311125, 472625, 495311, 651725, 2476555, 3258625, 12382775, 61913875]

約数ペア:

[(1, 61913875), (5, 12382775), (19, 3258625), (25, 2476555), (95, 651725), (125, 495311), (131, 472625), (199, 311125), (475, 130345), (655, 94525), (995, 62225), (2375, 26069), (2489, 24875), (3275, 18905), (3781, 16375), (4975, 12445)]