805487905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 1025148960

約数和(自身を除く): 219661055

約数列:

[1, 5, 29, 53, 145, 265, 281, 373, 1405, 1537, 1865, 7685, 8149, 10817, 14893, 19769, 40745, 54085, 74465, 98845, 104813, 431897, 524065, 573301, 2159485, 2866505, 3039577, 5555089, 15197885, 27775445, 161097581, 805487905]

約数ペア:

[(1, 805487905), (5, 161097581), (29, 27775445), (53, 15197885), (145, 5555089), (265, 3039577), (281, 2866505), (373, 2159485), (1405, 573301), (1537, 524065), (1865, 431897), (7685, 104813), (8149, 98845), (10817, 74465), (14893, 54085), (19769, 40745)]