157419275

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 232819920

約数和(自身を除く): 75400645

約数列:

[1, 5, 13, 19, 25, 37, 53, 65, 95, 169, 185, 247, 265, 325, 475, 481, 689, 703, 845, 925, 1007, 1235, 1325, 1961, 2405, 3211, 3445, 3515, 4225, 5035, 6175, 6253, 8957, 9139, 9805, 12025, 13091, 16055, 17225, 17575, 25175, 25493, 31265, 37259, 44785, 45695, 49025, 65455, 80275, 118807, 127465, 156325, 170183, 186295, 223925, 228475, 327275, 331409, 484367, 594035, 637325, 850915, 931475, 1657045, 2421835, 2970175, 4254575, 6296771, 8285225, 12109175, 31483855, 157419275]

約数ペア:

[(1, 157419275), (5, 31483855), (13, 12109175), (19, 8285225), (25, 6296771), (37, 4254575), (53, 2970175), (65, 2421835), (95, 1657045), (169, 931475), (185, 850915), (247, 637325), (265, 594035), (325, 484367), (475, 331409), (481, 327275), (689, 228475), (703, 223925), (845, 186295), (925, 170183), (1007, 156325), (1235, 127465), (1325, 118807), (1961, 80275), (2405, 65455), (3211, 49025), (3445, 45695), (3515, 44785), (4225, 37259), (5035, 31265), (6175, 25493), (6253, 25175), (8957, 17575), (9139, 17225), (9805, 16055), (12025, 13091)]