25729080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16493}}^1$

素因数の和:16520

約数の個数: 64

約数和(自身を含む): 83129760

約数和(自身を除く): 57400680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16493, 32986, 49479, 65972, 82465, 98958, 131944, 164930, 197916, 214409, 247395, 329860, 395832, 428818, 494790, 643227, 659720, 857636, 989580, 1072045, 1286454, 1715272, 1979160, 2144090, 2572908, 3216135, 4288180, 5145816, 6432270, 8576360, 12864540, 25729080]

約数ペア:

[(1, 25729080), (2, 12864540), (3, 8576360), (4, 6432270), (5, 5145816), (6, 4288180), (8, 3216135), (10, 2572908), (12, 2144090), (13, 1979160), (15, 1715272), (20, 1286454), (24, 1072045), (26, 989580), (30, 857636), (39, 659720), (40, 643227), (52, 494790), (60, 428818), (65, 395832), (78, 329860), (104, 247395), (120, 214409), (130, 197916), (156, 164930), (195, 131944), (260, 98958), (312, 82465), (390, 65972), (520, 49479), (780, 32986), (1560, 16493)]