13308047350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{660449}}^1$

素因数の和:660505

約数の個数: 48

約数和(自身を含む): 27516988800

約数和(自身を除く): 14208941450

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 660449, 1320898, 3302245, 6604490, 8585837, 16511225, 17171674, 20473919, 33022450, 40947838, 42929185, 85858370, 102369595, 204739190, 214645925, 266160947, 429291850, 511847975, 532321894, 1023695950, 1330804735, 2661609470, 6654023675, 13308047350]

約数ペア:

[(1, 13308047350), (2, 6654023675), (5, 2661609470), (10, 1330804735), (13, 1023695950), (25, 532321894), (26, 511847975), (31, 429291850), (50, 266160947), (62, 214645925), (65, 204739190), (130, 102369595), (155, 85858370), (310, 42929185), (325, 40947838), (403, 33022450), (650, 20473919), (775, 17171674), (806, 16511225), (1550, 8585837), (2015, 6604490), (4030, 3302245), (10075, 1320898), (20150, 660449)]