25553440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14519}}^1$

素因数の和:14545

約数の個数: 48

約数和(自身を含む): 65862720

約数和(自身を除く): 40309280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 14519, 29038, 58076, 72595, 116152, 145190, 159709, 232304, 290380, 319418, 464608, 580760, 638836, 798545, 1161520, 1277672, 1597090, 2323040, 2555344, 3194180, 5110688, 6388360, 12776720, 25553440]

約数ペア:

[(1, 25553440), (2, 12776720), (4, 6388360), (5, 5110688), (8, 3194180), (10, 2555344), (11, 2323040), (16, 1597090), (20, 1277672), (22, 1161520), (32, 798545), (40, 638836), (44, 580760), (55, 464608), (80, 319418), (88, 290380), (110, 232304), (160, 159709), (176, 145190), (220, 116152), (352, 72595), (440, 58076), (880, 29038), (1760, 14519)]