71335900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 160989696

約数和(自身を除く): 89653796

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 127, 137, 164, 205, 254, 274, 410, 508, 548, 635, 685, 820, 1025, 1270, 1370, 2050, 2540, 2740, 3175, 3425, 4100, 5207, 5617, 6350, 6850, 10414, 11234, 12700, 13700, 17399, 20828, 22468, 26035, 28085, 34798, 52070, 56170, 69596, 86995, 104140, 112340, 130175, 140425, 173990, 260350, 280850, 347980, 434975, 520700, 561700, 713359, 869950, 1426718, 1739900, 2853436, 3566795, 7133590, 14267180, 17833975, 35667950, 71335900]

約数ペア:

[(1, 71335900), (2, 35667950), (4, 17833975), (5, 14267180), (10, 7133590), (20, 3566795), (25, 2853436), (41, 1739900), (50, 1426718), (82, 869950), (100, 713359), (127, 561700), (137, 520700), (164, 434975), (205, 347980), (254, 280850), (274, 260350), (410, 173990), (508, 140425), (548, 130175), (635, 112340), (685, 104140), (820, 86995), (1025, 69596), (1270, 56170), (1370, 52070), (2050, 34798), (2540, 28085), (2740, 26035), (3175, 22468), (3425, 20828), (4100, 17399), (5207, 13700), (5617, 12700), (6350, 11234), (6850, 10414)]