1252204077680

素因数分解:

$2^4\times 5^1\times {\mathrm{15652550971}}^1$

素因数の和:15652550984

約数の個数: 20

約数和(自身を含む): 2911374480792

約数和(自身を除く): 1659170403112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15652550971, 31305101942, 62610203884, 78262754855, 125220407768, 156525509710, 250440815536, 313051019420, 626102038840, 1252204077680]

約数ペア:

[(1, 1252204077680), (2, 626102038840), (4, 313051019420), (5, 250440815536), (8, 156525509710), (10, 125220407768), (16, 78262754855), (20, 62610203884), (40, 31305101942), (80, 15652550971)]