127769120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19477}}^1$

素因数の和:19533

約数の個数: 48

約数和(自身を含む): 309232728

約数和(自身を除く): 181463608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 19477, 38954, 77908, 97385, 155816, 194770, 311632, 389540, 623264, 779080, 798557, 1558160, 1597114, 3116320, 3194228, 3992785, 6388456, 7985570, 12776912, 15971140, 25553824, 31942280, 63884560, 127769120]

約数ペア:

[(1, 127769120), (2, 63884560), (4, 31942280), (5, 25553824), (8, 15971140), (10, 12776912), (16, 7985570), (20, 6388456), (32, 3992785), (40, 3194228), (41, 3116320), (80, 1597114), (82, 1558160), (160, 798557), (164, 779080), (205, 623264), (328, 389540), (410, 311632), (656, 194770), (820, 155816), (1312, 97385), (1640, 77908), (3280, 38954), (6560, 19477)]