26658320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25633}}^1$

素因数の和:25659

約数の個数: 40

約数和(自身を含む): 66750936

約数和(自身を除く): 40092616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25633, 51266, 102532, 128165, 205064, 256330, 333229, 410128, 512660, 666458, 1025320, 1332916, 1666145, 2050640, 2665832, 3332290, 5331664, 6664580, 13329160, 26658320]

約数ペア:

[(1, 26658320), (2, 13329160), (4, 6664580), (5, 5331664), (8, 3332290), (10, 2665832), (13, 2050640), (16, 1666145), (20, 1332916), (26, 1025320), (40, 666458), (52, 512660), (65, 410128), (80, 333229), (104, 256330), (130, 205064), (208, 128165), (260, 102532), (520, 51266), (1040, 25633)]