80991778

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3163}}^1$

素因数の和:3262

約数の個数: 32

約数和(自身を含む): 145797120

約数和(自身を除く): 64805342

約数列:

[1, 2, 7, 14, 31, 59, 62, 118, 217, 413, 434, 826, 1829, 3163, 3658, 6326, 12803, 22141, 25606, 44282, 98053, 186617, 196106, 373234, 686371, 1306319, 1372742, 2612638, 5785127, 11570254, 40495889, 80991778]

約数ペア:

[(1, 80991778), (2, 40495889), (7, 11570254), (14, 5785127), (31, 2612638), (59, 1372742), (62, 1306319), (118, 686371), (217, 373234), (413, 196106), (434, 186617), (826, 98053), (1829, 44282), (3163, 25606), (3658, 22141), (6326, 12803)]