39118160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^2\times {\mathrm{97}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 93199764

約数和(自身を除く): 54081604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 97, 142, 194, 284, 355, 388, 485, 568, 710, 776, 970, 1136, 1420, 1552, 1940, 2840, 3880, 5041, 5680, 6887, 7760, 10082, 13774, 20164, 25205, 27548, 34435, 40328, 50410, 55096, 68870, 80656, 100820, 110192, 137740, 201640, 275480, 403280, 488977, 550960, 977954, 1955908, 2444885, 3911816, 4889770, 7823632, 9779540, 19559080, 39118160]

約数ペア:

[(1, 39118160), (2, 19559080), (4, 9779540), (5, 7823632), (8, 4889770), (10, 3911816), (16, 2444885), (20, 1955908), (40, 977954), (71, 550960), (80, 488977), (97, 403280), (142, 275480), (194, 201640), (284, 137740), (355, 110192), (388, 100820), (485, 80656), (568, 68870), (710, 55096), (776, 50410), (970, 40328), (1136, 34435), (1420, 27548), (1552, 25205), (1940, 20164), (2840, 13774), (3880, 10082), (5041, 7760), (5680, 6887)]