16554080

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 39417840

約数和(自身を除く): 22863760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 659, 785, 1256, 1318, 1570, 2512, 2636, 3140, 3295, 5024, 5272, 6280, 6590, 10544, 12560, 13180, 21088, 25120, 26360, 52720, 103463, 105440, 206926, 413852, 517315, 827704, 1034630, 1655408, 2069260, 3310816, 4138520, 8277040, 16554080]

約数ペア:

[(1, 16554080), (2, 8277040), (4, 4138520), (5, 3310816), (8, 2069260), (10, 1655408), (16, 1034630), (20, 827704), (32, 517315), (40, 413852), (80, 206926), (157, 105440), (160, 103463), (314, 52720), (628, 26360), (659, 25120), (785, 21088), (1256, 13180), (1318, 12560), (1570, 10544), (2512, 6590), (2636, 6280), (3140, 5272), (3295, 5024)]