25273950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 72

約数和(自身を含む): 67939848

約数和(自身を除く): 42665898

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 997, 1014, 1690, 1950, 1994, 2535, 2991, 4225, 4985, 5070, 5982, 8450, 9970, 12675, 12961, 14955, 24925, 25350, 25922, 29910, 38883, 49850, 64805, 74775, 77766, 129610, 149550, 168493, 194415, 324025, 336986, 388830, 505479, 648050, 842465, 972075, 1010958, 1684930, 1944150, 2527395, 4212325, 5054790, 8424650, 12636975, 25273950]

約数ペア:

[(1, 25273950), (2, 12636975), (3, 8424650), (5, 5054790), (6, 4212325), (10, 2527395), (13, 1944150), (15, 1684930), (25, 1010958), (26, 972075), (30, 842465), (39, 648050), (50, 505479), (65, 388830), (75, 336986), (78, 324025), (130, 194415), (150, 168493), (169, 149550), (195, 129610), (325, 77766), (338, 74775), (390, 64805), (507, 49850), (650, 38883), (845, 29910), (975, 25922), (997, 25350), (1014, 24925), (1690, 14955), (1950, 12961), (1994, 12675), (2535, 9970), (2991, 8450), (4225, 5982), (4985, 5070)]