54736840

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16487}}^1$

素因数の和:16581

約数の個数: 32

約数和(自身を含む): 124649280

約数和(自身を除く): 69912440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 16487, 32974, 65948, 82435, 131896, 164870, 329740, 659480, 1368421, 2736842, 5473684, 6842105, 10947368, 13684210, 27368420, 54736840]

約数ペア:

[(1, 54736840), (2, 27368420), (4, 13684210), (5, 10947368), (8, 6842105), (10, 5473684), (20, 2736842), (40, 1368421), (83, 659480), (166, 329740), (332, 164870), (415, 131896), (664, 82435), (830, 65948), (1660, 32974), (3320, 16487)]