66847880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1093}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 165412800

約数和(自身を除く): 98564920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1093, 1112, 1390, 1529, 2186, 2780, 3058, 4372, 5465, 5560, 6116, 7645, 8744, 10930, 12023, 12232, 15290, 21860, 24046, 30580, 43720, 48092, 60115, 61160, 96184, 120230, 151927, 240460, 303854, 480920, 607708, 759635, 1215416, 1519270, 1671197, 3038540, 3342394, 6077080, 6684788, 8355985, 13369576, 16711970, 33423940, 66847880]

約数ペア:

[(1, 66847880), (2, 33423940), (4, 16711970), (5, 13369576), (8, 8355985), (10, 6684788), (11, 6077080), (20, 3342394), (22, 3038540), (40, 1671197), (44, 1519270), (55, 1215416), (88, 759635), (110, 607708), (139, 480920), (220, 303854), (278, 240460), (440, 151927), (556, 120230), (695, 96184), (1093, 61160), (1112, 60115), (1390, 48092), (1529, 43720), (2186, 30580), (2780, 24046), (3058, 21860), (4372, 15290), (5465, 12232), (5560, 12023), (6116, 10930), (7645, 8744)]