681164958745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1\times {\mathrm{158791}}^1$

素因数の和:159385

約数の個数: 32

約数和(自身を含む): 875312317440

約数和(自身を除く): 194147358695

約数列:

[1, 5, 17, 85, 109, 463, 545, 1853, 2315, 7871, 9265, 39355, 50467, 158791, 252335, 793955, 857939, 2699447, 4289695, 13497235, 17308219, 73520233, 86541095, 294239723, 367601165, 1249843961, 1471198615, 6249219805, 8013705397, 40068526985, 136232991749, 681164958745]

約数ペア:

[(1, 681164958745), (5, 136232991749), (17, 40068526985), (85, 8013705397), (109, 6249219805), (463, 1471198615), (545, 1249843961), (1853, 367601165), (2315, 294239723), (7871, 86541095), (9265, 73520233), (39355, 17308219), (50467, 13497235), (158791, 4289695), (252335, 2699447), (793955, 857939)]