49972360

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1949}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 112671000

約数和(自身を除く): 62698640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1949, 2564, 3205, 3898, 5128, 6410, 7796, 9745, 12820, 15592, 19490, 25640, 38980, 77960, 1249309, 2498618, 4997236, 6246545, 9994472, 12493090, 24986180, 49972360]

約数ペア:

[(1, 49972360), (2, 24986180), (4, 12493090), (5, 9994472), (8, 6246545), (10, 4997236), (20, 2498618), (40, 1249309), (641, 77960), (1282, 38980), (1949, 25640), (2564, 19490), (3205, 15592), (3898, 12820), (5128, 9745), (6410, 7796)]