80398968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257689}}^1$

素因数の和:257711

約数の個数: 32

約数和(自身を含む): 216459600

約数和(自身を除く): 136060632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 257689, 515378, 773067, 1030756, 1546134, 2061512, 3092268, 3349957, 6184536, 6699914, 10049871, 13399828, 20099742, 26799656, 40199484, 80398968]

約数ペア:

[(1, 80398968), (2, 40199484), (3, 26799656), (4, 20099742), (6, 13399828), (8, 10049871), (12, 6699914), (13, 6184536), (24, 3349957), (26, 3092268), (39, 2061512), (52, 1546134), (78, 1030756), (104, 773067), (156, 515378), (312, 257689)]