641420008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{14449}}^1$

素因数の和:14665

約数の個数: 32

約数和(自身を含む): 1248480000

約数和(自身を除く): 607059992

約数列:

[1, 2, 4, 8, 31, 62, 124, 179, 248, 358, 716, 1432, 5549, 11098, 14449, 22196, 28898, 44392, 57796, 115592, 447919, 895838, 1791676, 2586371, 3583352, 5172742, 10345484, 20690968, 80177501, 160355002, 320710004, 641420008]

約数ペア:

[(1, 641420008), (2, 320710004), (4, 160355002), (8, 80177501), (31, 20690968), (62, 10345484), (124, 5172742), (179, 3583352), (248, 2586371), (358, 1791676), (716, 895838), (1432, 447919), (5549, 115592), (11098, 57796), (14449, 44392), (22196, 28898)]