57878860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 139087872

約数和(自身を除く): 81209012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 43, 52, 62, 65, 86, 124, 130, 155, 167, 172, 215, 260, 310, 334, 403, 430, 559, 620, 668, 806, 835, 860, 1118, 1333, 1612, 1670, 2015, 2171, 2236, 2666, 2795, 3340, 4030, 4342, 5177, 5332, 5590, 6665, 7181, 8060, 8684, 10354, 10855, 11180, 13330, 14362, 17329, 20708, 21710, 25885, 26660, 28724, 34658, 35905, 43420, 51770, 67301, 69316, 71810, 86645, 93353, 103540, 134602, 143620, 173290, 186706, 222611, 269204, 336505, 346580, 373412, 445222, 466765, 673010, 890444, 933530, 1113055, 1346020, 1867060, 2226110, 2893943, 4452220, 5787886, 11575772, 14469715, 28939430, 57878860]

約数ペア:

[(1, 57878860), (2, 28939430), (4, 14469715), (5, 11575772), (10, 5787886), (13, 4452220), (20, 2893943), (26, 2226110), (31, 1867060), (43, 1346020), (52, 1113055), (62, 933530), (65, 890444), (86, 673010), (124, 466765), (130, 445222), (155, 373412), (167, 346580), (172, 336505), (215, 269204), (260, 222611), (310, 186706), (334, 173290), (403, 143620), (430, 134602), (559, 103540), (620, 93353), (668, 86645), (806, 71810), (835, 69316), (860, 67301), (1118, 51770), (1333, 43420), (1612, 35905), (1670, 34658), (2015, 28724), (2171, 26660), (2236, 25885), (2666, 21710), (2795, 20708), (3340, 17329), (4030, 14362), (4342, 13330), (5177, 11180), (5332, 10855), (5590, 10354), (6665, 8684), (7181, 8060)]