20347810565

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{1619}}^1$

素因数の和:2237

約数の個数: 32

約数和(自身を含む): 25166246400

約数和(自身を除く): 4818435835

約数列:

[1, 5, 61, 89, 305, 445, 463, 1619, 2315, 5429, 8095, 27145, 28243, 41207, 98759, 141215, 144091, 206035, 493795, 720455, 749597, 2513627, 3747985, 8789551, 12568135, 43947755, 45725417, 66714133, 228627085, 333570665, 4069562113, 20347810565]

約数ペア:

[(1, 20347810565), (5, 4069562113), (61, 333570665), (89, 228627085), (305, 66714133), (445, 45725417), (463, 43947755), (1619, 12568135), (2315, 8789551), (5429, 3747985), (8095, 2513627), (27145, 749597), (28243, 720455), (41207, 493795), (98759, 206035), (141215, 144091)]