129634840

素因数分解:

$2^3\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{2663}}^1$

素因数の和:3891

約数の個数: 32

約数和(自身を含む): 292027680

約数和(自身を除く): 162392840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1217, 2434, 2663, 4868, 5326, 6085, 9736, 10652, 12170, 13315, 21304, 24340, 26630, 48680, 53260, 106520, 3240871, 6481742, 12963484, 16204355, 25926968, 32408710, 64817420, 129634840]

約数ペア:

[(1, 129634840), (2, 64817420), (4, 32408710), (5, 25926968), (8, 16204355), (10, 12963484), (20, 6481742), (40, 3240871), (1217, 106520), (2434, 53260), (2663, 48680), (4868, 26630), (5326, 24340), (6085, 21304), (9736, 13315), (10652, 12170)]