85878780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4787}}^1$

素因数の和:4835

約数の個数: 96

約数和(自身を含む): 270273024

約数和(自身を除く): 184394244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 4787, 5980, 8970, 9574, 14361, 17940, 19148, 23935, 28722, 47870, 57444, 62231, 71805, 95740, 110101, 124462, 143610, 186693, 220202, 248924, 287220, 311155, 330303, 373386, 440404, 550505, 622310, 660606, 746772, 933465, 1101010, 1244620, 1321212, 1431313, 1651515, 1866930, 2202020, 2862626, 3303030, 3733860, 4293939, 5725252, 6606060, 7156565, 8587878, 14313130, 17175756, 21469695, 28626260, 42939390, 85878780]

約数ペア:

[(1, 85878780), (2, 42939390), (3, 28626260), (4, 21469695), (5, 17175756), (6, 14313130), (10, 8587878), (12, 7156565), (13, 6606060), (15, 5725252), (20, 4293939), (23, 3733860), (26, 3303030), (30, 2862626), (39, 2202020), (46, 1866930), (52, 1651515), (60, 1431313), (65, 1321212), (69, 1244620), (78, 1101010), (92, 933465), (115, 746772), (130, 660606), (138, 622310), (156, 550505), (195, 440404), (230, 373386), (260, 330303), (276, 311155), (299, 287220), (345, 248924), (390, 220202), (460, 186693), (598, 143610), (690, 124462), (780, 110101), (897, 95740), (1196, 71805), (1380, 62231), (1495, 57444), (1794, 47870), (2990, 28722), (3588, 23935), (4485, 19148), (4787, 17940), (5980, 14361), (8970, 9574)]