28255300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6571}}^1$

素因数の和:6628

約数の個数: 36

約数和(自身を含む): 62749456

約数和(自身を除く): 34494156

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 6571, 13142, 26284, 32855, 65710, 131420, 164275, 282553, 328550, 565106, 657100, 1130212, 1412765, 2825530, 5651060, 7063825, 14127650, 28255300]

約数ペア:

[(1, 28255300), (2, 14127650), (4, 7063825), (5, 5651060), (10, 2825530), (20, 1412765), (25, 1130212), (43, 657100), (50, 565106), (86, 328550), (100, 282553), (172, 164275), (215, 131420), (430, 65710), (860, 32855), (1075, 26284), (2150, 13142), (4300, 6571)]