81216270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{100267}}^1$

素因数の和:100286

約数の個数: 40

約数和(自身を含む): 218383704

約数和(自身を除く): 137167434

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 100267, 200534, 300801, 501335, 601602, 902403, 1002670, 1504005, 1804806, 2707209, 3008010, 4512015, 5414418, 8121627, 9024030, 13536045, 16243254, 27072090, 40608135, 81216270]

約数ペア:

[(1, 81216270), (2, 40608135), (3, 27072090), (5, 16243254), (6, 13536045), (9, 9024030), (10, 8121627), (15, 5414418), (18, 4512015), (27, 3008010), (30, 2707209), (45, 1804806), (54, 1504005), (81, 1002670), (90, 902403), (135, 601602), (162, 501335), (270, 300801), (405, 200534), (810, 100267)]