513674960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{207127}}^1$

素因数の和:207171

約数の個数: 40

約数和(自身を含む): 1232825856

約数和(自身を除く): 719150896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 207127, 414254, 828508, 1035635, 1657016, 2071270, 3314032, 4142540, 6420937, 8285080, 12841874, 16570160, 25683748, 32104685, 51367496, 64209370, 102734992, 128418740, 256837480, 513674960]

約数ペア:

[(1, 513674960), (2, 256837480), (4, 128418740), (5, 102734992), (8, 64209370), (10, 51367496), (16, 32104685), (20, 25683748), (31, 16570160), (40, 12841874), (62, 8285080), (80, 6420937), (124, 4142540), (155, 3314032), (248, 2071270), (310, 1657016), (496, 1035635), (620, 828508), (1240, 414254), (2480, 207127)]