156619925

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 251903520

約数和(自身を除く): 95283595

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 59, 77, 175, 197, 245, 275, 295, 385, 413, 539, 649, 985, 1225, 1379, 1475, 1925, 2065, 2167, 2695, 2891, 3245, 4543, 4925, 6895, 9653, 10325, 10835, 11623, 13475, 14455, 15169, 16225, 22715, 31801, 34475, 48265, 54175, 58115, 72275, 75845, 81361, 106183, 113575, 127853, 159005, 241325, 290575, 379225, 406805, 530915, 569527, 639265, 795025, 894971, 2034025, 2654575, 2847635, 3196325, 4474855, 6264797, 14238175, 22374275, 31323985, 156619925]

約数ペア:

[(1, 156619925), (5, 31323985), (7, 22374275), (11, 14238175), (25, 6264797), (35, 4474855), (49, 3196325), (55, 2847635), (59, 2654575), (77, 2034025), (175, 894971), (197, 795025), (245, 639265), (275, 569527), (295, 530915), (385, 406805), (413, 379225), (539, 290575), (649, 241325), (985, 159005), (1225, 127853), (1379, 113575), (1475, 106183), (1925, 81361), (2065, 75845), (2167, 72275), (2695, 58115), (2891, 54175), (3245, 48265), (4543, 34475), (4925, 31801), (6895, 22715), (9653, 16225), (10325, 15169), (10835, 14455), (11623, 13475)]