201876025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 279537664

約数和(自身を除く): 77661639

約数列:

[1, 5, 13, 25, 65, 67, 73, 127, 325, 335, 365, 635, 871, 949, 1651, 1675, 1825, 3175, 4355, 4745, 4891, 8255, 8509, 9271, 21775, 23725, 24455, 41275, 42545, 46355, 63583, 110617, 120523, 122275, 212725, 231775, 317915, 553085, 602615, 621157, 1589575, 2765425, 3013075, 3105785, 8075041, 15528925, 40375205, 201876025]

約数ペア:

[(1, 201876025), (5, 40375205), (13, 15528925), (25, 8075041), (65, 3105785), (67, 3013075), (73, 2765425), (127, 1589575), (325, 621157), (335, 602615), (365, 553085), (635, 317915), (871, 231775), (949, 212725), (1651, 122275), (1675, 120523), (1825, 110617), (3175, 63583), (4355, 46355), (4745, 42545), (4891, 41275), (8255, 24455), (8509, 23725), (9271, 21775)]