56450225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 36

約数和(自身を含む): 78423552

約数和(自身を除く): 21973327

約数列:

[1, 5, 13, 25, 31, 65, 155, 169, 325, 403, 431, 775, 845, 2015, 2155, 4225, 5239, 5603, 10075, 10775, 13361, 26195, 28015, 66805, 72839, 130975, 140075, 173693, 334025, 364195, 868465, 1820975, 2258009, 4342325, 11290045, 56450225]

約数ペア:

[(1, 56450225), (5, 11290045), (13, 4342325), (25, 2258009), (31, 1820975), (65, 868465), (155, 364195), (169, 334025), (325, 173693), (403, 140075), (431, 130975), (775, 72839), (845, 66805), (2015, 28015), (2155, 26195), (4225, 13361), (5239, 10775), (5603, 10075)]