1640257075

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{1699}}^1$

素因数の和:1828

約数の個数: 36

約数和(自身を含む): 2156589400

約数和(自身を除く): 516332325

約数列:

[1, 5, 23, 25, 73, 115, 365, 529, 575, 1679, 1699, 1825, 2645, 8395, 8495, 13225, 38617, 39077, 41975, 42475, 124027, 193085, 195385, 620135, 898771, 965425, 976925, 2852621, 3100675, 4493855, 14263105, 22469275, 65610283, 71315525, 328051415, 1640257075]

約数ペア:

[(1, 1640257075), (5, 328051415), (23, 71315525), (25, 65610283), (73, 22469275), (115, 14263105), (365, 4493855), (529, 3100675), (575, 2852621), (1679, 976925), (1699, 965425), (1825, 898771), (2645, 620135), (8395, 195385), (8495, 193085), (13225, 124027), (38617, 42475), (39077, 41975)]