25966928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{983}}^1$

素因数の和:1131

約数の個数: 40

約数和(自身を含む): 54663168

約数和(自身を除く): 28696240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 983, 1016, 1651, 1966, 2032, 3302, 3932, 6604, 7864, 12779, 13208, 15728, 25558, 26416, 51116, 102232, 124841, 204464, 249682, 499364, 998728, 1622933, 1997456, 3245866, 6491732, 12983464, 25966928]

約数ペア:

[(1, 25966928), (2, 12983464), (4, 6491732), (8, 3245866), (13, 1997456), (16, 1622933), (26, 998728), (52, 499364), (104, 249682), (127, 204464), (208, 124841), (254, 102232), (508, 51116), (983, 26416), (1016, 25558), (1651, 15728), (1966, 13208), (2032, 12779), (3302, 7864), (3932, 6604)]