13996580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 32926824

約数和(自身を除く): 18930244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 101, 130, 164, 169, 202, 205, 260, 338, 404, 410, 505, 533, 676, 820, 845, 1010, 1066, 1313, 1690, 2020, 2132, 2626, 2665, 3380, 4141, 5252, 5330, 6565, 6929, 8282, 10660, 13130, 13858, 16564, 17069, 20705, 26260, 27716, 34138, 34645, 41410, 53833, 68276, 69290, 82820, 85345, 107666, 138580, 170690, 215332, 269165, 341380, 538330, 699829, 1076660, 1399658, 2799316, 3499145, 6998290, 13996580]

約数ペア:

[(1, 13996580), (2, 6998290), (4, 3499145), (5, 2799316), (10, 1399658), (13, 1076660), (20, 699829), (26, 538330), (41, 341380), (52, 269165), (65, 215332), (82, 170690), (101, 138580), (130, 107666), (164, 85345), (169, 82820), (202, 69290), (205, 68276), (260, 53833), (338, 41410), (404, 34645), (410, 34138), (505, 27716), (533, 26260), (676, 20705), (820, 17069), (845, 16564), (1010, 13858), (1066, 13130), (1313, 10660), (1690, 8282), (2020, 6929), (2132, 6565), (2626, 5330), (2665, 5252), (3380, 4141)]