2020955025

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{2909}}^1$

素因数の和:3138

約数の個数: 48

約数和(自身を含む): 3420763200

約数和(自身を除く): 1399808175

約数列:

[1, 3, 5, 15, 25, 59, 75, 157, 177, 295, 471, 785, 885, 1475, 2355, 2909, 3925, 4425, 8727, 9263, 11775, 14545, 27789, 43635, 46315, 72725, 138945, 171631, 218175, 231575, 456713, 514893, 694725, 858155, 1370139, 2283565, 2574465, 4290775, 6850695, 11417825, 12872325, 26946067, 34253475, 80838201, 134730335, 404191005, 673651675, 2020955025]

約数ペア:

[(1, 2020955025), (3, 673651675), (5, 404191005), (15, 134730335), (25, 80838201), (59, 34253475), (75, 26946067), (157, 12872325), (177, 11417825), (295, 6850695), (471, 4290775), (785, 2574465), (885, 2283565), (1475, 1370139), (2355, 858155), (2909, 694725), (3925, 514893), (4425, 456713), (8727, 231575), (9263, 218175), (11775, 171631), (14545, 138945), (27789, 72725), (43635, 46315)]