69618730

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 127505664

約数和(自身を除く): 57886934

約数列:

[1, 2, 5, 10, 103, 206, 257, 263, 514, 515, 526, 1030, 1285, 1315, 2570, 2630, 26471, 27089, 52942, 54178, 67591, 132355, 135182, 135445, 264710, 270890, 337955, 675910, 6961873, 13923746, 34809365, 69618730]

約数ペア:

[(1, 69618730), (2, 34809365), (5, 13923746), (10, 6961873), (103, 675910), (206, 337955), (257, 270890), (263, 264710), (514, 135445), (515, 135182), (526, 132355), (1030, 67591), (1285, 54178), (1315, 52942), (2570, 27089), (2630, 26471)]