78836368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1409}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 165223800

約数和(自身を除く): 86387432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 1409, 2152, 2818, 3497, 4304, 5636, 6994, 11272, 13988, 18317, 22544, 27976, 36634, 55952, 73268, 146536, 293072, 379021, 758042, 1516084, 3032168, 4927273, 6064336, 9854546, 19709092, 39418184, 78836368]

約数ペア:

[(1, 78836368), (2, 39418184), (4, 19709092), (8, 9854546), (13, 6064336), (16, 4927273), (26, 3032168), (52, 1516084), (104, 758042), (208, 379021), (269, 293072), (538, 146536), (1076, 73268), (1409, 55952), (2152, 36634), (2818, 27976), (3497, 22544), (4304, 18317), (5636, 13988), (6994, 11272)]