80313584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3823}}^1$

素因数の和:3945

約数の個数: 40

約数和(自身を含む): 169280832

約数和(自身を除く): 88967248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 3823, 5252, 7646, 10504, 15292, 21008, 30584, 49699, 61168, 99398, 198796, 386123, 397592, 772246, 795184, 1544492, 3088984, 5019599, 6177968, 10039198, 20078396, 40156792, 80313584]

約数ペア:

[(1, 80313584), (2, 40156792), (4, 20078396), (8, 10039198), (13, 6177968), (16, 5019599), (26, 3088984), (52, 1544492), (101, 795184), (104, 772246), (202, 397592), (208, 386123), (404, 198796), (808, 99398), (1313, 61168), (1616, 49699), (2626, 30584), (3823, 21008), (5252, 15292), (7646, 10504)]