261549333280

素因数分解:

$2^5\times 5^1\times {\mathrm{59929}}^1\times {\mathrm{27277}}^1$

素因数の和:87221

約数の個数: 48

約数和(自身を含む): 617943264120

約数和(自身を除く): 356393930840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 27277, 54554, 59929, 109108, 119858, 136385, 218216, 239716, 272770, 299645, 436432, 479432, 545540, 599290, 872864, 958864, 1091080, 1198580, 1917728, 2182160, 2397160, 4364320, 4794320, 9588640, 1634683333, 3269366666, 6538733332, 8173416665, 13077466664, 16346833330, 26154933328, 32693666660, 52309866656, 65387333320, 130774666640, 261549333280]

約数ペア:

[(1, 261549333280), (2, 130774666640), (4, 65387333320), (5, 52309866656), (8, 32693666660), (10, 26154933328), (16, 16346833330), (20, 13077466664), (32, 8173416665), (40, 6538733332), (80, 3269366666), (160, 1634683333), (27277, 9588640), (54554, 4794320), (59929, 4364320), (109108, 2397160), (119858, 2182160), (136385, 1917728), (218216, 1198580), (239716, 1091080), (272770, 958864), (299645, 872864), (436432, 599290), (479432, 545540)]