68496520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90127}}^1$

素因数の和:90157

約数の個数: 32

約数和(自身を含む): 162230400

約数和(自身を除く): 93733880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90127, 180254, 360508, 450635, 721016, 901270, 1712413, 1802540, 3424826, 3605080, 6849652, 8562065, 13699304, 17124130, 34248260, 68496520]

約数ペア:

[(1, 68496520), (2, 34248260), (4, 17124130), (5, 13699304), (8, 8562065), (10, 6849652), (19, 3605080), (20, 3424826), (38, 1802540), (40, 1712413), (76, 901270), (95, 721016), (152, 450635), (190, 360508), (380, 180254), (760, 90127)]