63707920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6079}}^1$

素因数の和:6223

約数の個数: 40

約数和(自身を含む): 149276160

約数和(自身を除く): 85568240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6079, 10480, 12158, 24316, 30395, 48632, 60790, 97264, 121580, 243160, 486320, 796349, 1592698, 3185396, 3981745, 6370792, 7963490, 12741584, 15926980, 31853960, 63707920]

約数ペア:

[(1, 63707920), (2, 31853960), (4, 15926980), (5, 12741584), (8, 7963490), (10, 6370792), (16, 3981745), (20, 3185396), (40, 1592698), (80, 796349), (131, 486320), (262, 243160), (524, 121580), (655, 97264), (1048, 60790), (1310, 48632), (2096, 30395), (2620, 24316), (5240, 12158), (6079, 10480)]