74158045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 105408000

約数和(自身を除く): 31249955

約数列:

[1, 5, 13, 19, 31, 65, 95, 149, 155, 169, 247, 403, 589, 745, 845, 1235, 1937, 2015, 2831, 2945, 3211, 4619, 5239, 7657, 9685, 14155, 16055, 23095, 25181, 26195, 36803, 38285, 60047, 87761, 99541, 125905, 184015, 300235, 438805, 478439, 497705, 780611, 1140893, 2392195, 3903055, 5704465, 14831609, 74158045]

約数ペア:

[(1, 74158045), (5, 14831609), (13, 5704465), (19, 3903055), (31, 2392195), (65, 1140893), (95, 780611), (149, 497705), (155, 478439), (169, 438805), (247, 300235), (403, 184015), (589, 125905), (745, 99541), (845, 87761), (1235, 60047), (1937, 38285), (2015, 36803), (2831, 26195), (2945, 25181), (3211, 23095), (4619, 16055), (5239, 14155), (7657, 9685)]