328773625

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 459763200

約数和(自身を除く): 130989575

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 289, 323, 425, 475, 479, 1445, 1615, 2125, 2375, 2395, 5491, 7225, 8075, 8143, 9101, 11975, 27455, 36125, 40375, 40715, 45505, 59875, 137275, 138431, 154717, 203575, 227525, 686375, 692155, 773585, 1017875, 1137625, 2630189, 3460775, 3867925, 13150945, 17303875, 19339625, 65754725, 328773625]

約数ペア:

[(1, 328773625), (5, 65754725), (17, 19339625), (19, 17303875), (25, 13150945), (85, 3867925), (95, 3460775), (125, 2630189), (289, 1137625), (323, 1017875), (425, 773585), (475, 692155), (479, 686375), (1445, 227525), (1615, 203575), (2125, 154717), (2375, 138431), (2395, 137275), (5491, 59875), (7225, 45505), (8075, 40715), (8143, 40375), (9101, 36125), (11975, 27455)]