78159680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7879}}^1$

素因数の和:7927

約数の個数: 56

約数和(自身を含む): 192145920

約数和(自身を除く): 113986240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7879, 9920, 15758, 31516, 39395, 63032, 78790, 126064, 157580, 244249, 252128, 315160, 488498, 504256, 630320, 976996, 1221245, 1260640, 1953992, 2442490, 2521280, 3907984, 4884980, 7815968, 9769960, 15631936, 19539920, 39079840, 78159680]

約数ペア:

[(1, 78159680), (2, 39079840), (4, 19539920), (5, 15631936), (8, 9769960), (10, 7815968), (16, 4884980), (20, 3907984), (31, 2521280), (32, 2442490), (40, 1953992), (62, 1260640), (64, 1221245), (80, 976996), (124, 630320), (155, 504256), (160, 488498), (248, 315160), (310, 252128), (320, 244249), (496, 157580), (620, 126064), (992, 78790), (1240, 63032), (1984, 39395), (2480, 31516), (4960, 15758), (7879, 9920)]