2113011025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{17539}}^1$

素因数の和:17689

約数の個数: 24

約数和(自身を含む): 2696950400

約数和(自身を除く): 583939375

約数列:

[1, 5, 25, 61, 79, 305, 395, 1525, 1975, 4819, 17539, 24095, 87695, 120475, 438475, 1069879, 1385581, 5349395, 6927905, 26746975, 34639525, 84520441, 422602205, 2113011025]

約数ペア:

[(1, 2113011025), (5, 422602205), (25, 84520441), (61, 34639525), (79, 26746975), (305, 6927905), (395, 5349395), (1525, 1385581), (1975, 1069879), (4819, 438475), (17539, 120475), (24095, 87695)]