156508415

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3989}}^1$

素因数の和:4079

約数の個数: 32

約数和(自身を含む): 229824000

約数和(自身を除く): 73315585

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1121, 2065, 3989, 5605, 7847, 19945, 27923, 39235, 75791, 139615, 235351, 378955, 530537, 1176755, 1647457, 2652685, 4471669, 8237285, 22358345, 31301683, 156508415]

約数ペア:

[(1, 156508415), (5, 31301683), (7, 22358345), (19, 8237285), (35, 4471669), (59, 2652685), (95, 1647457), (133, 1176755), (295, 530537), (413, 378955), (665, 235351), (1121, 139615), (2065, 75791), (3989, 39235), (5605, 27923), (7847, 19945)]