2516508080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1014721}}^1$

素因数の和:1014765

約数の個数: 40

約数和(自身を含む): 6039625344

約数和(自身を除く): 3523117264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1014721, 2029442, 4058884, 5073605, 8117768, 10147210, 16235536, 20294420, 31456351, 40588840, 62912702, 81177680, 125825404, 157281755, 251650808, 314563510, 503301616, 629127020, 1258254040, 2516508080]

約数ペア:

[(1, 2516508080), (2, 1258254040), (4, 629127020), (5, 503301616), (8, 314563510), (10, 251650808), (16, 157281755), (20, 125825404), (31, 81177680), (40, 62912702), (62, 40588840), (80, 31456351), (124, 20294420), (155, 16235536), (248, 10147210), (310, 8117768), (496, 5073605), (620, 4058884), (1240, 2029442), (2480, 1014721)]