55641040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7643}}^1$

素因数の和:7676

約数の個数: 80

約数和(自身を含む): 159239808

約数和(自身を除く): 103598768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 7643, 15286, 30572, 38215, 53501, 61144, 76430, 99359, 107002, 122288, 152860, 198718, 214004, 267505, 305720, 397436, 428008, 496795, 535010, 611440, 695513, 794872, 856016, 993590, 1070020, 1391026, 1589744, 1987180, 2140040, 2782052, 3477565, 3974360, 4280080, 5564104, 6955130, 7948720, 11128208, 13910260, 27820520, 55641040]

約数ペア:

[(1, 55641040), (2, 27820520), (4, 13910260), (5, 11128208), (7, 7948720), (8, 6955130), (10, 5564104), (13, 4280080), (14, 3974360), (16, 3477565), (20, 2782052), (26, 2140040), (28, 1987180), (35, 1589744), (40, 1391026), (52, 1070020), (56, 993590), (65, 856016), (70, 794872), (80, 695513), (91, 611440), (104, 535010), (112, 496795), (130, 428008), (140, 397436), (182, 305720), (208, 267505), (260, 214004), (280, 198718), (364, 152860), (455, 122288), (520, 107002), (560, 99359), (728, 76430), (910, 61144), (1040, 53501), (1456, 38215), (1820, 30572), (3640, 15286), (7280, 7643)]