25451742920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1549}}^1\times {\mathrm{6131}}^1$

素因数の和:7758

約数の個数: 64

約数和(自身を含む): 58168152000

約数和(自身を除く): 32716409080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1549, 2680, 3098, 6131, 6196, 7745, 12262, 12392, 15490, 24524, 30655, 30980, 49048, 61310, 61960, 103783, 122620, 207566, 245240, 410777, 415132, 518915, 821554, 830264, 1037830, 1643108, 2053885, 2075660, 3286216, 4107770, 4151320, 8215540, 9496919, 16431080, 18993838, 37987676, 47484595, 75975352, 94969190, 189938380, 379876760, 636293573, 1272587146, 2545174292, 3181467865, 5090348584, 6362935730, 12725871460, 25451742920]

約数ペア:

[(1, 25451742920), (2, 12725871460), (4, 6362935730), (5, 5090348584), (8, 3181467865), (10, 2545174292), (20, 1272587146), (40, 636293573), (67, 379876760), (134, 189938380), (268, 94969190), (335, 75975352), (536, 47484595), (670, 37987676), (1340, 18993838), (1549, 16431080), (2680, 9496919), (3098, 8215540), (6131, 4151320), (6196, 4107770), (7745, 3286216), (12262, 2075660), (12392, 2053885), (15490, 1643108), (24524, 1037830), (30655, 830264), (30980, 821554), (49048, 518915), (61310, 415132), (61960, 410777), (103783, 245240), (122620, 207566)]