139045400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53479}}^1$

素因数の和:53508

約数の個数: 48

約数和(自身を含む): 348154800

約数和(自身を除く): 209109400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 53479, 106958, 213916, 267395, 427832, 534790, 695227, 1069580, 1336975, 1390454, 2139160, 2673950, 2780908, 3476135, 5347900, 5561816, 6952270, 10695800, 13904540, 17380675, 27809080, 34761350, 69522700, 139045400]

約数ペア:

[(1, 139045400), (2, 69522700), (4, 34761350), (5, 27809080), (8, 17380675), (10, 13904540), (13, 10695800), (20, 6952270), (25, 5561816), (26, 5347900), (40, 3476135), (50, 2780908), (52, 2673950), (65, 2139160), (100, 1390454), (104, 1336975), (130, 1069580), (200, 695227), (260, 534790), (325, 427832), (520, 267395), (650, 213916), (1300, 106958), (2600, 53479)]