415178660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51511}}^1$

素因数の和:51564

約数の個数: 48

約数和(自身を含む): 969249792

約数和(自身を除く): 554071132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 51511, 103022, 206044, 257555, 515110, 669643, 1030220, 1339286, 1596841, 2678572, 3193682, 3348215, 6387364, 6696430, 7984205, 13392860, 15968410, 20758933, 31936820, 41517866, 83035732, 103794665, 207589330, 415178660]

約数ペア:

[(1, 415178660), (2, 207589330), (4, 103794665), (5, 83035732), (10, 41517866), (13, 31936820), (20, 20758933), (26, 15968410), (31, 13392860), (52, 7984205), (62, 6696430), (65, 6387364), (124, 3348215), (130, 3193682), (155, 2678572), (260, 1596841), (310, 1339286), (403, 1030220), (620, 669643), (806, 515110), (1612, 257555), (2015, 206044), (4030, 103022), (8060, 51511)]