61611280

素因数分解:

$2^4\times 5^1\times {\mathrm{829}}^1\times {\mathrm{929}}^1$

素因数の和:1771

約数の個数: 40

約数和(自身を含む): 143573400

約数和(自身を除く): 81962120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 829, 929, 1658, 1858, 3316, 3716, 4145, 4645, 6632, 7432, 8290, 9290, 13264, 14864, 16580, 18580, 33160, 37160, 66320, 74320, 770141, 1540282, 3080564, 3850705, 6161128, 7701410, 12322256, 15402820, 30805640, 61611280]

約数ペア:

[(1, 61611280), (2, 30805640), (4, 15402820), (5, 12322256), (8, 7701410), (10, 6161128), (16, 3850705), (20, 3080564), (40, 1540282), (80, 770141), (829, 74320), (929, 66320), (1658, 37160), (1858, 33160), (3316, 18580), (3716, 16580), (4145, 14864), (4645, 13264), (6632, 9290), (7432, 8290)]