80974852

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{13327}}^1$

素因数の和:13376

約数の個数: 36

約数和(自身を含む): 170171904

約数和(自身を除く): 89197052

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 13327, 26654, 53308, 93289, 186578, 373156, 413137, 653023, 826274, 1306046, 1652548, 2612092, 2891959, 5783918, 11567836, 20243713, 40487426, 80974852]

約数ペア:

[(1, 80974852), (2, 40487426), (4, 20243713), (7, 11567836), (14, 5783918), (28, 2891959), (31, 2612092), (49, 1652548), (62, 1306046), (98, 826274), (124, 653023), (196, 413137), (217, 373156), (434, 186578), (868, 93289), (1519, 53308), (3038, 26654), (6076, 13327)]