51763880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{929}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 133920000

約数和(自身を除く): 82156120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 929, 995, 1393, 1592, 1858, 1990, 2786, 3716, 3980, 4645, 5572, 6503, 6965, 7432, 7960, 9290, 11144, 13006, 13930, 18580, 26012, 27860, 32515, 37160, 52024, 55720, 65030, 130060, 184871, 260120, 369742, 739484, 924355, 1294097, 1478968, 1848710, 2588194, 3697420, 5176388, 6470485, 7394840, 10352776, 12940970, 25881940, 51763880]

約数ペア:

[(1, 51763880), (2, 25881940), (4, 12940970), (5, 10352776), (7, 7394840), (8, 6470485), (10, 5176388), (14, 3697420), (20, 2588194), (28, 1848710), (35, 1478968), (40, 1294097), (56, 924355), (70, 739484), (140, 369742), (199, 260120), (280, 184871), (398, 130060), (796, 65030), (929, 55720), (995, 52024), (1393, 37160), (1592, 32515), (1858, 27860), (1990, 26012), (2786, 18580), (3716, 13930), (3980, 13006), (4645, 11144), (5572, 9290), (6503, 7960), (6965, 7432)]