26402480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 41093200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 479, 520, 530, 689, 848, 958, 1040, 1060, 1378, 1916, 2120, 2395, 2756, 3445, 3832, 4240, 4790, 5512, 6227, 6890, 7664, 9580, 11024, 12454, 13780, 19160, 24908, 25387, 27560, 31135, 38320, 49816, 50774, 55120, 62270, 99632, 101548, 124540, 126935, 203096, 249080, 253870, 330031, 406192, 498160, 507740, 660062, 1015480, 1320124, 1650155, 2030960, 2640248, 3300310, 5280496, 6600620, 13201240, 26402480]

約数ペア:

[(1, 26402480), (2, 13201240), (4, 6600620), (5, 5280496), (8, 3300310), (10, 2640248), (13, 2030960), (16, 1650155), (20, 1320124), (26, 1015480), (40, 660062), (52, 507740), (53, 498160), (65, 406192), (80, 330031), (104, 253870), (106, 249080), (130, 203096), (208, 126935), (212, 124540), (260, 101548), (265, 99632), (424, 62270), (479, 55120), (520, 50774), (530, 49816), (689, 38320), (848, 31135), (958, 27560), (1040, 25387), (1060, 24908), (1378, 19160), (1916, 13780), (2120, 12454), (2395, 11024), (2756, 9580), (3445, 7664), (3832, 6890), (4240, 6227), (4790, 5512)]