157876225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 228249280

約数和(自身を除く): 70373055

約数列:

[1, 5, 13, 19, 25, 37, 65, 95, 185, 247, 325, 475, 481, 691, 703, 925, 1235, 2405, 3455, 3515, 6175, 8983, 9139, 12025, 13129, 17275, 17575, 25567, 44915, 45695, 65645, 127835, 170677, 224575, 228475, 328225, 332371, 485773, 639175, 853385, 1661855, 2428865, 4266925, 6315049, 8309275, 12144325, 31575245, 157876225]

約数ペア:

[(1, 157876225), (5, 31575245), (13, 12144325), (19, 8309275), (25, 6315049), (37, 4266925), (65, 2428865), (95, 1661855), (185, 853385), (247, 639175), (325, 485773), (475, 332371), (481, 328225), (691, 228475), (703, 224575), (925, 170677), (1235, 127835), (2405, 65645), (3455, 45695), (3515, 44915), (6175, 25567), (8983, 17575), (9139, 17275), (12025, 13129)]