220603825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{3517}}^1$

素因数の和:3733

約数の個数: 24

約数和(自身を含む): 296201528

約数和(自身を除く): 75597703

約数列:

[1, 5, 13, 25, 65, 193, 325, 965, 2509, 3517, 4825, 12545, 17585, 45721, 62725, 87925, 228605, 678781, 1143025, 3393905, 8824153, 16969525, 44120765, 220603825]

約数ペア:

[(1, 220603825), (5, 44120765), (13, 16969525), (25, 8824153), (65, 3393905), (193, 1143025), (325, 678781), (965, 228605), (2509, 87925), (3517, 62725), (4825, 45721), (12545, 17585)]