13026520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 33203520

約数和(自身を除く): 20177000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 47, 52, 65, 82, 94, 104, 130, 164, 169, 188, 205, 235, 260, 328, 338, 376, 410, 470, 520, 533, 611, 676, 820, 845, 940, 1066, 1222, 1352, 1640, 1690, 1880, 1927, 2132, 2444, 2665, 3055, 3380, 3854, 4264, 4888, 5330, 6110, 6760, 6929, 7708, 7943, 9635, 10660, 12220, 13858, 15416, 15886, 19270, 21320, 24440, 25051, 27716, 31772, 34645, 38540, 39715, 50102, 55432, 63544, 69290, 77080, 79430, 100204, 125255, 138580, 158860, 200408, 250510, 277160, 317720, 325663, 501020, 651326, 1002040, 1302652, 1628315, 2605304, 3256630, 6513260, 13026520]

約数ペア:

[(1, 13026520), (2, 6513260), (4, 3256630), (5, 2605304), (8, 1628315), (10, 1302652), (13, 1002040), (20, 651326), (26, 501020), (40, 325663), (41, 317720), (47, 277160), (52, 250510), (65, 200408), (82, 158860), (94, 138580), (104, 125255), (130, 100204), (164, 79430), (169, 77080), (188, 69290), (205, 63544), (235, 55432), (260, 50102), (328, 39715), (338, 38540), (376, 34645), (410, 31772), (470, 27716), (520, 25051), (533, 24440), (611, 21320), (676, 19270), (820, 15886), (845, 15416), (940, 13858), (1066, 12220), (1222, 10660), (1352, 9635), (1640, 7943), (1690, 7708), (1880, 6929), (1927, 6760), (2132, 6110), (2444, 5330), (2665, 4888), (3055, 4264), (3380, 3854)]