15690829669025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9007}}^1\times {\mathrm{16901}}^1$

素因数の和:25975

約数の個数: 96

約数和(自身を含む): 24165630443520

約数和(自身を除く): 8474800774495

約数列:

[1, 5, 7, 19, 25, 31, 35, 95, 133, 155, 175, 217, 475, 589, 665, 775, 1085, 2945, 3325, 4123, 5425, 9007, 14725, 16901, 20615, 45035, 63049, 84505, 103075, 118307, 171133, 225175, 279217, 315245, 321119, 422525, 523931, 591535, 855665, 1197931, 1396085, 1576225, 1605595, 1954519, 2247833, 2619655, 2957675, 3667517, 4278325, 5305123, 5989655, 6980425, 8027975, 9772595, 9954689, 11239165, 13098275, 18337585, 26525615, 29948275, 37135861, 48862975, 49773445, 56195825, 69682823, 91687925, 132628075, 152227307, 185679305, 248867225, 348414115, 761136535, 928396525, 1065591149, 1742070575, 2892318833, 3805682675, 4719046517, 5327955745, 14461594165, 20246231831, 23595232585, 26639778725, 33033325619, 72307970825, 89661883823, 101231159155, 117976162925, 165166628095, 448309419115, 506155795775, 627633186761, 825833140475, 2241547095575, 3138165933805, 15690829669025]

約数ペア:

[(1, 15690829669025), (5, 3138165933805), (7, 2241547095575), (19, 825833140475), (25, 627633186761), (31, 506155795775), (35, 448309419115), (95, 165166628095), (133, 117976162925), (155, 101231159155), (175, 89661883823), (217, 72307970825), (475, 33033325619), (589, 26639778725), (665, 23595232585), (775, 20246231831), (1085, 14461594165), (2945, 5327955745), (3325, 4719046517), (4123, 3805682675), (5425, 2892318833), (9007, 1742070575), (14725, 1065591149), (16901, 928396525), (20615, 761136535), (45035, 348414115), (63049, 248867225), (84505, 185679305), (103075, 152227307), (118307, 132628075), (171133, 91687925), (225175, 69682823), (279217, 56195825), (315245, 49773445), (321119, 48862975), (422525, 37135861), (523931, 29948275), (591535, 26525615), (855665, 18337585), (1197931, 13098275), (1396085, 11239165), (1576225, 9954689), (1605595, 9772595), (1954519, 8027975), (2247833, 6980425), (2619655, 5989655), (2957675, 5305123), (3667517, 4278325)]