2106237925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{4673}}^1$

素因数の和:4854

約数の個数: 36

約数和(自身を含む): 2890635300

約数和(自身を除く): 784397375

約数列:

[1, 5, 11, 25, 55, 121, 149, 275, 605, 745, 1639, 3025, 3725, 4673, 8195, 18029, 23365, 40975, 51403, 90145, 116825, 257015, 450725, 565433, 696277, 1285075, 2827165, 3481385, 7659047, 14135825, 17406925, 38295235, 84249517, 191476175, 421247585, 2106237925]

約数ペア:

[(1, 2106237925), (5, 421247585), (11, 191476175), (25, 84249517), (55, 38295235), (121, 17406925), (149, 14135825), (275, 7659047), (605, 3481385), (745, 2827165), (1639, 1285075), (3025, 696277), (3725, 565433), (4673, 450725), (8195, 257015), (18029, 116825), (23365, 90145), (40975, 51403)]