80871420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1153}}^1$

素因数の和:1339

約数の個数: 96

約数和(自身を含む): 260563968

約数和(自身を除く): 179692548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 167, 210, 334, 420, 501, 668, 835, 1002, 1153, 1169, 1670, 2004, 2306, 2338, 2505, 3340, 3459, 3507, 4612, 4676, 5010, 5765, 5845, 6918, 7014, 8071, 10020, 11530, 11690, 13836, 14028, 16142, 17295, 17535, 23060, 23380, 24213, 32284, 34590, 35070, 40355, 48426, 69180, 70140, 80710, 96852, 121065, 161420, 192551, 242130, 385102, 484260, 577653, 770204, 962755, 1155306, 1347857, 1925510, 2310612, 2695714, 2888265, 3851020, 4043571, 5391428, 5776530, 6739285, 8087142, 11553060, 13478570, 16174284, 20217855, 26957140, 40435710, 80871420]

約数ペア:

[(1, 80871420), (2, 40435710), (3, 26957140), (4, 20217855), (5, 16174284), (6, 13478570), (7, 11553060), (10, 8087142), (12, 6739285), (14, 5776530), (15, 5391428), (20, 4043571), (21, 3851020), (28, 2888265), (30, 2695714), (35, 2310612), (42, 1925510), (60, 1347857), (70, 1155306), (84, 962755), (105, 770204), (140, 577653), (167, 484260), (210, 385102), (334, 242130), (420, 192551), (501, 161420), (668, 121065), (835, 96852), (1002, 80710), (1153, 70140), (1169, 69180), (1670, 48426), (2004, 40355), (2306, 35070), (2338, 34590), (2505, 32284), (3340, 24213), (3459, 23380), (3507, 23060), (4612, 17535), (4676, 17295), (5010, 16142), (5765, 14028), (5845, 13836), (6918, 11690), (7014, 11530), (8071, 10020)]