68740568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1801}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 139258560

約数和(自身を除く): 70517992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 367, 734, 1468, 1801, 2936, 3602, 4771, 7204, 9542, 14408, 19084, 23413, 38168, 46826, 93652, 187304, 660967, 1321934, 2643868, 5287736, 8592571, 17185142, 34370284, 68740568]

約数ペア:

[(1, 68740568), (2, 34370284), (4, 17185142), (8, 8592571), (13, 5287736), (26, 2643868), (52, 1321934), (104, 660967), (367, 187304), (734, 93652), (1468, 46826), (1801, 38168), (2936, 23413), (3602, 19084), (4771, 14408), (7204, 9542)]