73274840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25801}}^1$

素因数の和:25883

約数の個数: 32

約数和(自身を含む): 167196960

約数和(自身を除く): 93922120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25801, 51602, 103204, 129005, 206408, 258010, 516020, 1032040, 1831871, 3663742, 7327484, 9159355, 14654968, 18318710, 36637420, 73274840]

約数ペア:

[(1, 73274840), (2, 36637420), (4, 18318710), (5, 14654968), (8, 9159355), (10, 7327484), (20, 3663742), (40, 1831871), (71, 1032040), (142, 516020), (284, 258010), (355, 206408), (568, 129005), (710, 103204), (1420, 51602), (2840, 25801)]