85924280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 209230560

約数和(自身を除く): 123306280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 373, 443, 520, 746, 886, 1492, 1772, 1865, 2215, 2984, 3544, 3730, 4430, 4849, 5759, 7460, 8860, 9698, 11518, 14920, 17720, 19396, 23036, 24245, 28795, 38792, 46072, 48490, 57590, 96980, 115180, 165239, 193960, 230360, 330478, 660956, 826195, 1321912, 1652390, 2148107, 3304780, 4296214, 6609560, 8592428, 10740535, 17184856, 21481070, 42962140, 85924280]

約数ペア:

[(1, 85924280), (2, 42962140), (4, 21481070), (5, 17184856), (8, 10740535), (10, 8592428), (13, 6609560), (20, 4296214), (26, 3304780), (40, 2148107), (52, 1652390), (65, 1321912), (104, 826195), (130, 660956), (260, 330478), (373, 230360), (443, 193960), (520, 165239), (746, 115180), (886, 96980), (1492, 57590), (1772, 48490), (1865, 46072), (2215, 38792), (2984, 28795), (3544, 24245), (3730, 23036), (4430, 19396), (4849, 17720), (5759, 14920), (7460, 11518), (8860, 9698)]