26726960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 69162240

約数和(自身を除く): 42435280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 829, 1040, 1240, 1612, 1658, 2015, 2480, 3224, 3316, 4030, 4145, 6448, 6632, 8060, 8290, 10777, 13264, 16120, 16580, 21554, 25699, 32240, 33160, 43108, 51398, 53885, 66320, 86216, 102796, 107770, 128495, 172432, 205592, 215540, 256990, 334087, 411184, 431080, 513980, 668174, 862160, 1027960, 1336348, 1670435, 2055920, 2672696, 3340870, 5345392, 6681740, 13363480, 26726960]

約数ペア:

[(1, 26726960), (2, 13363480), (4, 6681740), (5, 5345392), (8, 3340870), (10, 2672696), (13, 2055920), (16, 1670435), (20, 1336348), (26, 1027960), (31, 862160), (40, 668174), (52, 513980), (62, 431080), (65, 411184), (80, 334087), (104, 256990), (124, 215540), (130, 205592), (155, 172432), (208, 128495), (248, 107770), (260, 102796), (310, 86216), (403, 66320), (496, 53885), (520, 51398), (620, 43108), (806, 33160), (829, 32240), (1040, 25699), (1240, 21554), (1612, 16580), (1658, 16120), (2015, 13264), (2480, 10777), (3224, 8290), (3316, 8060), (4030, 6632), (4145, 6448)]