7156978525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{409}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 9348052480

約数和(自身を除く): 2191073955

約数列:

[1, 5, 25, 31, 67, 155, 335, 337, 409, 775, 1675, 1685, 2045, 2077, 8425, 10225, 10385, 10447, 12679, 22579, 27403, 51925, 52235, 63395, 112895, 137015, 137833, 261175, 316975, 564475, 685075, 689165, 699949, 849493, 3445825, 3499745, 4247465, 4272823, 9234811, 17498725, 21237325, 21364115, 46174055, 106820575, 230870275, 286279141, 1431395705, 7156978525]

約数ペア:

[(1, 7156978525), (5, 1431395705), (25, 286279141), (31, 230870275), (67, 106820575), (155, 46174055), (335, 21364115), (337, 21237325), (409, 17498725), (775, 9234811), (1675, 4272823), (1685, 4247465), (2045, 3499745), (2077, 3445825), (8425, 849493), (10225, 699949), (10385, 689165), (10447, 685075), (12679, 564475), (22579, 316975), (27403, 261175), (51925, 137833), (52235, 137015), (63395, 112895)]