25678695

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 80

約数和(自身を含む): 51628032

約数和(自身を除く): 25949337

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 49, 69, 93, 105, 115, 147, 155, 161, 217, 245, 343, 345, 465, 483, 651, 713, 735, 805, 1029, 1085, 1127, 1519, 1715, 2139, 2401, 2415, 3255, 3381, 3565, 4557, 4991, 5145, 5635, 7203, 7595, 7889, 10633, 10695, 12005, 14973, 16905, 22785, 23667, 24955, 31899, 34937, 36015, 39445, 53165, 55223, 74431, 74865, 104811, 118335, 159495, 165669, 174685, 223293, 244559, 276115, 372155, 524055, 733677, 828345, 1116465, 1222795, 1711913, 3668385, 5135739, 8559565, 25678695]

約数ペア:

[(1, 25678695), (3, 8559565), (5, 5135739), (7, 3668385), (15, 1711913), (21, 1222795), (23, 1116465), (31, 828345), (35, 733677), (49, 524055), (69, 372155), (93, 276115), (105, 244559), (115, 223293), (147, 174685), (155, 165669), (161, 159495), (217, 118335), (245, 104811), (343, 74865), (345, 74431), (465, 55223), (483, 53165), (651, 39445), (713, 36015), (735, 34937), (805, 31899), (1029, 24955), (1085, 23667), (1127, 22785), (1519, 16905), (1715, 14973), (2139, 12005), (2401, 10695), (2415, 10633), (3255, 7889), (3381, 7595), (3565, 7203), (4557, 5635), (4991, 5145)]