201523075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 279982080

約数和(自身を除く): 78459005

約数列:

[1, 5, 13, 25, 47, 65, 79, 167, 235, 325, 395, 611, 835, 1027, 1175, 1975, 2171, 3055, 3713, 4175, 5135, 7849, 10855, 13193, 15275, 18565, 25675, 39245, 48269, 54275, 65965, 92825, 102037, 171509, 196225, 241345, 329825, 510185, 620071, 857545, 1206725, 2550925, 3100355, 4287725, 8060923, 15501775, 40304615, 201523075]

約数ペア:

[(1, 201523075), (5, 40304615), (13, 15501775), (25, 8060923), (47, 4287725), (65, 3100355), (79, 2550925), (167, 1206725), (235, 857545), (325, 620071), (395, 510185), (611, 329825), (835, 241345), (1027, 196225), (1175, 171509), (1975, 102037), (2171, 92825), (3055, 65965), (3713, 54275), (4175, 48269), (5135, 39245), (7849, 25675), (10855, 18565), (13193, 15275)]