156921407925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{929}}^1\times {\mathrm{31721}}^1$

素因数の和:32734

約数の個数: 48

約数和(自身を含む): 263389034880

約数和(自身を除く): 106467626955

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 929, 1065, 1775, 2787, 4645, 5325, 13935, 23225, 31721, 65959, 69675, 95163, 158605, 197877, 329795, 475815, 793025, 989385, 1648975, 2252191, 2379075, 4946925, 6756573, 11260955, 29468809, 33782865, 56304775, 88406427, 147344045, 168914325, 442032135, 736720225, 2092285439, 2210160675, 6276856317, 10461427195, 31384281585, 52307135975, 156921407925]

約数ペア:

[(1, 156921407925), (3, 52307135975), (5, 31384281585), (15, 10461427195), (25, 6276856317), (71, 2210160675), (75, 2092285439), (213, 736720225), (355, 442032135), (929, 168914325), (1065, 147344045), (1775, 88406427), (2787, 56304775), (4645, 33782865), (5325, 29468809), (13935, 11260955), (23225, 6756573), (31721, 4946925), (65959, 2379075), (69675, 2252191), (95163, 1648975), (158605, 989385), (197877, 793025), (329795, 475815)]