128429150

素因数分解:

$2^1\times 5^2\times {\mathrm{823}}^1\times {\mathrm{3121}}^1$

素因数の和:3956

約数の個数: 24

約数和(自身を含む): 239245104

約数和(自身を除く): 110815954

約数列:

[1, 2, 5, 10, 25, 50, 823, 1646, 3121, 4115, 6242, 8230, 15605, 20575, 31210, 41150, 78025, 156050, 2568583, 5137166, 12842915, 25685830, 64214575, 128429150]

約数ペア:

[(1, 128429150), (2, 64214575), (5, 25685830), (10, 12842915), (25, 5137166), (50, 2568583), (823, 156050), (1646, 78025), (3121, 41150), (4115, 31210), (6242, 20575), (8230, 15605)]