25367680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3049}}^1$

素因数の和:3081

約数の個数: 64

約数和(自身を含む): 65331000

約数和(自身を除く): 39963320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3049, 4160, 6098, 8320, 12196, 15245, 24392, 30490, 39637, 48784, 60980, 79274, 97568, 121960, 158548, 195136, 198185, 243920, 317096, 390272, 396370, 487840, 634192, 792740, 975680, 1268384, 1585480, 1951360, 2536768, 3170960, 5073536, 6341920, 12683840, 25367680]

約数ペア:

[(1, 25367680), (2, 12683840), (4, 6341920), (5, 5073536), (8, 3170960), (10, 2536768), (13, 1951360), (16, 1585480), (20, 1268384), (26, 975680), (32, 792740), (40, 634192), (52, 487840), (64, 396370), (65, 390272), (80, 317096), (104, 243920), (128, 198185), (130, 195136), (160, 158548), (208, 121960), (260, 97568), (320, 79274), (416, 60980), (520, 48784), (640, 39637), (832, 30490), (1040, 24392), (1664, 15245), (2080, 12196), (3049, 8320), (4160, 6098)]