87994960

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 211236480

約数和(自身を除く): 123241520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 103, 118, 181, 206, 236, 295, 362, 412, 472, 515, 590, 724, 824, 905, 944, 1030, 1180, 1448, 1648, 1810, 2060, 2360, 2896, 3620, 4120, 4720, 6077, 7240, 8240, 10679, 12154, 14480, 18643, 21358, 24308, 30385, 37286, 42716, 48616, 53395, 60770, 74572, 85432, 93215, 97232, 106790, 121540, 149144, 170864, 186430, 213580, 243080, 298288, 372860, 427160, 486160, 745720, 854320, 1099937, 1491440, 2199874, 4399748, 5499685, 8799496, 10999370, 17598992, 21998740, 43997480, 87994960]

約数ペア:

[(1, 87994960), (2, 43997480), (4, 21998740), (5, 17598992), (8, 10999370), (10, 8799496), (16, 5499685), (20, 4399748), (40, 2199874), (59, 1491440), (80, 1099937), (103, 854320), (118, 745720), (181, 486160), (206, 427160), (236, 372860), (295, 298288), (362, 243080), (412, 213580), (472, 186430), (515, 170864), (590, 149144), (724, 121540), (824, 106790), (905, 97232), (944, 93215), (1030, 85432), (1180, 74572), (1448, 60770), (1648, 53395), (1810, 48616), (2060, 42716), (2360, 37286), (2896, 30385), (3620, 24308), (4120, 21358), (4720, 18643), (6077, 14480), (7240, 12154), (8240, 10679)]