80495730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{18253}}^1$

素因数の和:18280

約数の個数: 72

約数和(自身を含む): 243471852

約数和(自身を除く): 162976122

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 18253, 36506, 54759, 91265, 109518, 127771, 164277, 182530, 255542, 273795, 328554, 383313, 547590, 638855, 766626, 821385, 894397, 1149939, 1277710, 1642770, 1788794, 1916565, 2299878, 2683191, 3833130, 4471985, 5366382, 5749695, 8049573, 8943970, 11499390, 13415955, 16099146, 26831910, 40247865, 80495730]

約数ペア:

[(1, 80495730), (2, 40247865), (3, 26831910), (5, 16099146), (6, 13415955), (7, 11499390), (9, 8943970), (10, 8049573), (14, 5749695), (15, 5366382), (18, 4471985), (21, 3833130), (30, 2683191), (35, 2299878), (42, 1916565), (45, 1788794), (49, 1642770), (63, 1277710), (70, 1149939), (90, 894397), (98, 821385), (105, 766626), (126, 638855), (147, 547590), (210, 383313), (245, 328554), (294, 273795), (315, 255542), (441, 182530), (490, 164277), (630, 127771), (735, 109518), (882, 91265), (1470, 54759), (2205, 36506), (4410, 18253)]