1258920745

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 1586568096

約数和(自身を除く): 327647351

約数列:

[1, 5, 37, 61, 185, 281, 305, 397, 1405, 1985, 2257, 10397, 11285, 14689, 17141, 24217, 51985, 73445, 85705, 111557, 121085, 557785, 634217, 896029, 3171085, 4127609, 4480145, 6804977, 20638045, 34024885, 251784149, 1258920745]

約数ペア:

[(1, 1258920745), (5, 251784149), (37, 34024885), (61, 20638045), (185, 6804977), (281, 4480145), (305, 4127609), (397, 3171085), (1405, 896029), (1985, 634217), (2257, 557785), (10397, 121085), (11285, 111557), (14689, 85705), (17141, 73445), (24217, 51985)]