71061280

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5351}}^1$

素因数の和:5449

約数の個数: 48

約数和(自身を含む): 169936704

約数和(自身を除く): 98875424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5351, 6640, 10702, 13280, 21404, 26755, 42808, 53510, 85616, 107020, 171232, 214040, 428080, 444133, 856160, 888266, 1776532, 2220665, 3553064, 4441330, 7106128, 8882660, 14212256, 17765320, 35530640, 71061280]

約数ペア:

[(1, 71061280), (2, 35530640), (4, 17765320), (5, 14212256), (8, 8882660), (10, 7106128), (16, 4441330), (20, 3553064), (32, 2220665), (40, 1776532), (80, 888266), (83, 856160), (160, 444133), (166, 428080), (332, 214040), (415, 171232), (664, 107020), (830, 85616), (1328, 53510), (1660, 42808), (2656, 26755), (3320, 21404), (5351, 13280), (6640, 10702)]