201847375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 278856864

約数和(自身を除く): 77009489

約数列:

[1, 5, 17, 25, 43, 47, 85, 125, 215, 235, 425, 731, 799, 1075, 1175, 2021, 2125, 2209, 3655, 3995, 5375, 5875, 10105, 11045, 18275, 19975, 34357, 37553, 50525, 55225, 91375, 94987, 99875, 171785, 187765, 252625, 276125, 474935, 858925, 938825, 1614779, 2374675, 4294625, 4694125, 8073895, 11873375, 40369475, 201847375]

約数ペア:

[(1, 201847375), (5, 40369475), (17, 11873375), (25, 8073895), (43, 4694125), (47, 4294625), (85, 2374675), (125, 1614779), (215, 938825), (235, 858925), (425, 474935), (731, 276125), (799, 252625), (1075, 187765), (1175, 171785), (2021, 99875), (2125, 94987), (2209, 91375), (3655, 55225), (3995, 50525), (5375, 37553), (5875, 34357), (10105, 19975), (11045, 18275)]