200508879475

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{16903}}^1$

素因数の和:17188

約数の個数: 48

約数和(自身を含む): 259882366464

約数和(自身を除く): 59373486989

約数列:

[1, 5, 25, 41, 71, 163, 205, 355, 815, 1025, 1775, 2911, 4075, 6683, 11573, 14555, 16903, 33415, 57865, 72775, 84515, 167075, 289325, 422575, 474493, 693023, 1200113, 2372465, 2755189, 3465115, 6000565, 11862325, 13775945, 17325575, 30002825, 49204633, 68879725, 112962749, 195618419, 246023165, 564813745, 978092095, 1230115825, 2824068725, 4890460475, 8020355179, 40101775895, 200508879475]

約数ペア:

[(1, 200508879475), (5, 40101775895), (25, 8020355179), (41, 4890460475), (71, 2824068725), (163, 1230115825), (205, 978092095), (355, 564813745), (815, 246023165), (1025, 195618419), (1775, 112962749), (2911, 68879725), (4075, 49204633), (6683, 30002825), (11573, 17325575), (14555, 13775945), (16903, 11862325), (33415, 6000565), (57865, 3465115), (72775, 2755189), (84515, 2372465), (167075, 1200113), (289325, 693023), (422575, 474493)]