81287910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1818

約数の個数: 96

約数和(自身を含む): 235602432

約数和(自身を除く): 154314522

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 141, 165, 198, 235, 282, 330, 423, 470, 495, 517, 705, 846, 990, 1034, 1410, 1551, 1747, 2115, 2585, 3102, 3494, 4230, 4653, 5170, 5241, 7755, 8735, 9306, 10482, 15510, 15723, 17470, 19217, 23265, 26205, 31446, 38434, 46530, 52410, 57651, 78615, 82109, 96085, 115302, 157230, 164218, 172953, 192170, 246327, 288255, 345906, 410545, 492654, 576510, 738981, 821090, 864765, 903199, 1231635, 1477962, 1729530, 1806398, 2463270, 2709597, 3694905, 4515995, 5419194, 7389810, 8128791, 9031990, 13547985, 16257582, 27095970, 40643955, 81287910]

約数ペア:

[(1, 81287910), (2, 40643955), (3, 27095970), (5, 16257582), (6, 13547985), (9, 9031990), (10, 8128791), (11, 7389810), (15, 5419194), (18, 4515995), (22, 3694905), (30, 2709597), (33, 2463270), (45, 1806398), (47, 1729530), (55, 1477962), (66, 1231635), (90, 903199), (94, 864765), (99, 821090), (110, 738981), (141, 576510), (165, 492654), (198, 410545), (235, 345906), (282, 288255), (330, 246327), (423, 192170), (470, 172953), (495, 164218), (517, 157230), (705, 115302), (846, 96085), (990, 82109), (1034, 78615), (1410, 57651), (1551, 52410), (1747, 46530), (2115, 38434), (2585, 31446), (3102, 26205), (3494, 23265), (4230, 19217), (4653, 17470), (5170, 15723), (5241, 15510), (7755, 10482), (8735, 9306)]