78231400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30089}}^1$

素因数の和:30118

約数の個数: 48

約数和(自身を含む): 195885900

約数和(自身を除く): 117654500

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 30089, 60178, 120356, 150445, 240712, 300890, 391157, 601780, 752225, 782314, 1203560, 1504450, 1564628, 1955785, 3008900, 3129256, 3911570, 6017800, 7823140, 9778925, 15646280, 19557850, 39115700, 78231400]

約数ペア:

[(1, 78231400), (2, 39115700), (4, 19557850), (5, 15646280), (8, 9778925), (10, 7823140), (13, 6017800), (20, 3911570), (25, 3129256), (26, 3008900), (40, 1955785), (50, 1564628), (52, 1504450), (65, 1203560), (100, 782314), (104, 752225), (130, 601780), (200, 391157), (260, 300890), (325, 240712), (520, 150445), (650, 120356), (1300, 60178), (2600, 30089)]