81360450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{20089}}^1$

素因数の和:20113

約数の個数: 60

約数和(自身を含む): 226072770

約数和(自身を除く): 144712320

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 20089, 40178, 60267, 100445, 120534, 180801, 200890, 301335, 361602, 502225, 542403, 602670, 904005, 1004450, 1084806, 1506675, 1627209, 1808010, 2712015, 3013350, 3254418, 4520025, 5424030, 8136045, 9040050, 13560075, 16272090, 27120150, 40680225, 81360450]

約数ペア:

[(1, 81360450), (2, 40680225), (3, 27120150), (5, 16272090), (6, 13560075), (9, 9040050), (10, 8136045), (15, 5424030), (18, 4520025), (25, 3254418), (27, 3013350), (30, 2712015), (45, 1808010), (50, 1627209), (54, 1506675), (75, 1084806), (81, 1004450), (90, 904005), (135, 602670), (150, 542403), (162, 502225), (225, 361602), (270, 301335), (405, 200890), (450, 180801), (675, 120534), (810, 100445), (1350, 60267), (2025, 40178), (4050, 20089)]