157039025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 239627520

約数和(自身を除く): 82588495

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 109, 143, 155, 169, 275, 325, 341, 403, 545, 715, 775, 845, 1199, 1417, 1705, 1859, 2015, 2725, 3379, 3575, 4225, 4433, 5239, 5995, 7085, 8525, 9295, 10075, 15587, 16895, 18421, 22165, 26195, 29975, 35425, 37169, 43927, 46475, 57629, 77935, 84475, 92105, 110825, 130975, 185845, 202631, 219635, 288145, 389675, 460525, 483197, 571051, 929225, 1013155, 1098175, 1440725, 2415985, 2855255, 5065775, 6281561, 12079925, 14276275, 31407805, 157039025]

約数ペア:

[(1, 157039025), (5, 31407805), (11, 14276275), (13, 12079925), (25, 6281561), (31, 5065775), (55, 2855255), (65, 2415985), (109, 1440725), (143, 1098175), (155, 1013155), (169, 929225), (275, 571051), (325, 483197), (341, 460525), (403, 389675), (545, 288145), (715, 219635), (775, 202631), (845, 185845), (1199, 130975), (1417, 110825), (1705, 92105), (1859, 84475), (2015, 77935), (2725, 57629), (3379, 46475), (3575, 43927), (4225, 37169), (4433, 35425), (5239, 29975), (5995, 26195), (7085, 22165), (8525, 18421), (9295, 16895), (10075, 15587)]