289651450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5113}}^1$

素因数の和:5239

約数の個数: 48

約数和(自身を含む): 593551296

約数和(自身を除く): 303899846

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 206, 275, 515, 550, 1030, 1133, 2266, 2575, 5113, 5150, 5665, 10226, 11330, 25565, 28325, 51130, 56243, 56650, 112486, 127825, 255650, 281215, 526639, 562430, 1053278, 1406075, 2633195, 2812150, 5266390, 5793029, 11586058, 13165975, 26331950, 28965145, 57930290, 144825725, 289651450]

約数ペア:

[(1, 289651450), (2, 144825725), (5, 57930290), (10, 28965145), (11, 26331950), (22, 13165975), (25, 11586058), (50, 5793029), (55, 5266390), (103, 2812150), (110, 2633195), (206, 1406075), (275, 1053278), (515, 562430), (550, 526639), (1030, 281215), (1133, 255650), (2266, 127825), (2575, 112486), (5113, 56650), (5150, 56243), (5665, 51130), (10226, 28325), (11330, 25565)]