149920.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1489}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 13141800

約数和(自身を除く): 7364480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1489, 1940, 2978, 3880, 5956, 7445, 11912, 14890, 29780, 59560, 144433, 288866, 577732, 722165, 1155464, 1444330, 2888660, 5777320]

約数ペア:

[(1, 5777320), (2, 2888660), (4, 1444330), (5, 1155464), (8, 722165), (10, 577732), (20, 288866), (40, 144433), (97, 59560), (194, 29780), (388, 14890), (485, 11912), (776, 7445), (970, 5956), (1489, 3880), (1940, 2978)]