8206900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 19686240

約数和(自身を除く): 11479340

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 100, 107, 118, 130, 214, 236, 260, 295, 325, 428, 535, 590, 650, 767, 1070, 1180, 1300, 1391, 1475, 1534, 2140, 2675, 2782, 2950, 3068, 3835, 5350, 5564, 5900, 6313, 6955, 7670, 10700, 12626, 13910, 15340, 19175, 25252, 27820, 31565, 34775, 38350, 63130, 69550, 76700, 82069, 126260, 139100, 157825, 164138, 315650, 328276, 410345, 631300, 820690, 1641380, 2051725, 4103450, 8206900]

約数ペア:

[(1, 8206900), (2, 4103450), (4, 2051725), (5, 1641380), (10, 820690), (13, 631300), (20, 410345), (25, 328276), (26, 315650), (50, 164138), (52, 157825), (59, 139100), (65, 126260), (100, 82069), (107, 76700), (118, 69550), (130, 63130), (214, 38350), (236, 34775), (260, 31565), (295, 27820), (325, 25252), (428, 19175), (535, 15340), (590, 13910), (650, 12626), (767, 10700), (1070, 7670), (1180, 6955), (1300, 6313), (1391, 5900), (1475, 5564), (1534, 5350), (2140, 3835), (2675, 3068), (2782, 2950)]