71657080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 177228000

約数和(自身を除く): 105570920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1093, 1192, 1490, 1639, 2186, 2980, 3278, 4372, 5465, 5960, 6556, 8195, 8744, 10930, 12023, 13112, 16390, 21860, 24046, 32780, 43720, 48092, 60115, 65560, 96184, 120230, 162857, 240460, 325714, 480920, 651428, 814285, 1302856, 1628570, 1791427, 3257140, 3582854, 6514280, 7165708, 8957135, 14331416, 17914270, 35828540, 71657080]

約数ペア:

[(1, 71657080), (2, 35828540), (4, 17914270), (5, 14331416), (8, 8957135), (10, 7165708), (11, 6514280), (20, 3582854), (22, 3257140), (40, 1791427), (44, 1628570), (55, 1302856), (88, 814285), (110, 651428), (149, 480920), (220, 325714), (298, 240460), (440, 162857), (596, 120230), (745, 96184), (1093, 65560), (1192, 60115), (1490, 48092), (1639, 43720), (2186, 32780), (2980, 24046), (3278, 21860), (4372, 16390), (5465, 13112), (5960, 12023), (6556, 10930), (8195, 8744)]