80321994

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 178274304

約数和(自身を除く): 97952310

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 191, 366, 382, 383, 549, 573, 766, 1098, 1146, 1149, 1719, 2298, 3438, 3447, 6894, 11651, 23302, 23363, 34953, 46726, 69906, 70089, 73153, 104859, 140178, 146306, 209718, 210267, 219459, 420534, 438918, 658377, 1316754, 4462333, 8924666, 13386999, 26773998, 40160997, 80321994]

約数ペア:

[(1, 80321994), (2, 40160997), (3, 26773998), (6, 13386999), (9, 8924666), (18, 4462333), (61, 1316754), (122, 658377), (183, 438918), (191, 420534), (366, 219459), (382, 210267), (383, 209718), (549, 146306), (573, 140178), (766, 104859), (1098, 73153), (1146, 70089), (1149, 69906), (1719, 46726), (2298, 34953), (3438, 23363), (3447, 23302), (6894, 11651)]