81739110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 64

約数和(自身を含む): 207360000

約数和(自身を除く): 125620890

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 47, 58, 87, 94, 141, 145, 174, 235, 282, 290, 435, 470, 705, 870, 1363, 1410, 1999, 2726, 3998, 4089, 5997, 6815, 8178, 9995, 11994, 13630, 19990, 20445, 29985, 40890, 57971, 59970, 93953, 115942, 173913, 187906, 281859, 289855, 347826, 469765, 563718, 579710, 869565, 939530, 1409295, 1739130, 2724637, 2818590, 5449274, 8173911, 13623185, 16347822, 27246370, 40869555, 81739110]

約数ペア:

[(1, 81739110), (2, 40869555), (3, 27246370), (5, 16347822), (6, 13623185), (10, 8173911), (15, 5449274), (29, 2818590), (30, 2724637), (47, 1739130), (58, 1409295), (87, 939530), (94, 869565), (141, 579710), (145, 563718), (174, 469765), (235, 347826), (282, 289855), (290, 281859), (435, 187906), (470, 173913), (705, 115942), (870, 93953), (1363, 59970), (1410, 57971), (1999, 40890), (2726, 29985), (3998, 20445), (4089, 19990), (5997, 13630), (6815, 11994), (8178, 9995)]