5182580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 12117504

約数和(自身を除く): 6934924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 643, 806, 1286, 1612, 2015, 2572, 3215, 4030, 6430, 8060, 8359, 12860, 16718, 19933, 33436, 39866, 41795, 79732, 83590, 99665, 167180, 199330, 259129, 398660, 518258, 1036516, 1295645, 2591290, 5182580]

約数ペア:

[(1, 5182580), (2, 2591290), (4, 1295645), (5, 1036516), (10, 518258), (13, 398660), (20, 259129), (26, 199330), (31, 167180), (52, 99665), (62, 83590), (65, 79732), (124, 41795), (130, 39866), (155, 33436), (260, 19933), (310, 16718), (403, 12860), (620, 8359), (643, 8060), (806, 6430), (1286, 4030), (1612, 3215), (2015, 2572)]