80950140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3433}}^1$

素因数の和:3579

約数の個数: 72

約数和(自身を含む): 247495248

約数和(自身を除く): 166545108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3433, 3930, 4716, 5895, 6866, 7860, 10299, 11790, 13732, 17165, 20598, 23580, 30897, 34330, 41196, 51495, 61794, 68660, 102990, 123588, 154485, 205980, 308970, 449723, 617940, 899446, 1349169, 1798892, 2248615, 2698338, 4047507, 4497230, 5396676, 6745845, 8095014, 8994460, 13491690, 16190028, 20237535, 26983380, 40475070, 80950140]

約数ペア:

[(1, 80950140), (2, 40475070), (3, 26983380), (4, 20237535), (5, 16190028), (6, 13491690), (9, 8994460), (10, 8095014), (12, 6745845), (15, 5396676), (18, 4497230), (20, 4047507), (30, 2698338), (36, 2248615), (45, 1798892), (60, 1349169), (90, 899446), (131, 617940), (180, 449723), (262, 308970), (393, 205980), (524, 154485), (655, 123588), (786, 102990), (1179, 68660), (1310, 61794), (1572, 51495), (1965, 41196), (2358, 34330), (2620, 30897), (3433, 23580), (3930, 20598), (4716, 17165), (5895, 13732), (6866, 11790), (7860, 10299)]