85335640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{433}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 207799200

約数和(自身を除く): 122463560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 379, 433, 520, 758, 866, 1516, 1732, 1895, 2165, 3032, 3464, 3790, 4330, 4927, 5629, 7580, 8660, 9854, 11258, 15160, 17320, 19708, 22516, 24635, 28145, 39416, 45032, 49270, 56290, 98540, 112580, 164107, 197080, 225160, 328214, 656428, 820535, 1312856, 1641070, 2133391, 3282140, 4266782, 6564280, 8533564, 10666955, 17067128, 21333910, 42667820, 85335640]

約数ペア:

[(1, 85335640), (2, 42667820), (4, 21333910), (5, 17067128), (8, 10666955), (10, 8533564), (13, 6564280), (20, 4266782), (26, 3282140), (40, 2133391), (52, 1641070), (65, 1312856), (104, 820535), (130, 656428), (260, 328214), (379, 225160), (433, 197080), (520, 164107), (758, 112580), (866, 98540), (1516, 56290), (1732, 49270), (1895, 45032), (2165, 39416), (3032, 28145), (3464, 24635), (3790, 22516), (4330, 19708), (4927, 17320), (5629, 15160), (7580, 11258), (8660, 9854)]