820625208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{4391}}^1$

素因数の和:5012

約数の個数: 64

約数和(自身を含む): 2213568000

約数和(自身を除く): 1392942792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 599, 1198, 1797, 2396, 3594, 4391, 4792, 7188, 7787, 8782, 13173, 14376, 15574, 17564, 23361, 26346, 31148, 35128, 46722, 52692, 57083, 62296, 93444, 105384, 114166, 171249, 186888, 228332, 342498, 456664, 684996, 1369992, 2630209, 5260418, 7890627, 10520836, 15781254, 21041672, 31562508, 34192717, 63125016, 68385434, 102578151, 136770868, 205156302, 273541736, 410312604, 820625208]

約数ペア:

[(1, 820625208), (2, 410312604), (3, 273541736), (4, 205156302), (6, 136770868), (8, 102578151), (12, 68385434), (13, 63125016), (24, 34192717), (26, 31562508), (39, 21041672), (52, 15781254), (78, 10520836), (104, 7890627), (156, 5260418), (312, 2630209), (599, 1369992), (1198, 684996), (1797, 456664), (2396, 342498), (3594, 228332), (4391, 186888), (4792, 171249), (7188, 114166), (7787, 105384), (8782, 93444), (13173, 62296), (14376, 57083), (15574, 52692), (17564, 46722), (23361, 35128), (26346, 31148)]