81510608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5059}}^1$

素因数の和:5139

約数の個数: 40

約数和(自身を含む): 169408800

約数和(自身を除く): 87898192

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 5059, 8056, 10118, 16112, 20236, 40472, 80944, 96121, 192242, 268127, 384484, 536254, 768968, 1072508, 1537936, 2145016, 4290032, 5094413, 10188826, 20377652, 40755304, 81510608]

約数ペア:

[(1, 81510608), (2, 40755304), (4, 20377652), (8, 10188826), (16, 5094413), (19, 4290032), (38, 2145016), (53, 1537936), (76, 1072508), (106, 768968), (152, 536254), (212, 384484), (304, 268127), (424, 192242), (848, 96121), (1007, 80944), (2014, 40472), (4028, 20236), (5059, 16112), (8056, 10118)]