20105282350

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1931}}^1\times {\mathrm{3929}}^1$

素因数の和:5925

約数の個数: 48

約数和(自身を含む): 38130840720

約数和(自身を除く): 18025558370

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 1931, 2650, 3862, 3929, 7858, 9655, 19310, 19645, 39290, 48275, 96550, 98225, 102343, 196450, 204686, 208237, 416474, 511715, 1023430, 1041185, 2082370, 2558575, 5117150, 5205925, 7586899, 10411850, 15173798, 37934495, 75868990, 189672475, 379344950, 402105647, 804211294, 2010528235, 4021056470, 10052641175, 20105282350]

約数ペア:

[(1, 20105282350), (2, 10052641175), (5, 4021056470), (10, 2010528235), (25, 804211294), (50, 402105647), (53, 379344950), (106, 189672475), (265, 75868990), (530, 37934495), (1325, 15173798), (1931, 10411850), (2650, 7586899), (3862, 5205925), (3929, 5117150), (7858, 2558575), (9655, 2082370), (19310, 1041185), (19645, 1023430), (39290, 511715), (48275, 416474), (96550, 208237), (98225, 204686), (102343, 196450)]