261620098

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 419489280

約数和(自身を除く): 157869182

約数列:

[1, 2, 31, 41, 62, 82, 101, 202, 1019, 1271, 2038, 2542, 3131, 4141, 6262, 8282, 31589, 41779, 63178, 83558, 102919, 128371, 205838, 256742, 1295149, 2590298, 3190489, 4219679, 6380978, 8439358, 130810049, 261620098]

約数ペア:

[(1, 261620098), (2, 130810049), (31, 8439358), (41, 6380978), (62, 4219679), (82, 3190489), (101, 2590298), (202, 1295149), (1019, 256742), (1271, 205838), (2038, 128371), (2542, 102919), (3131, 83558), (4141, 63178), (6262, 41779), (8282, 31589)]