26178180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:573

約数の個数: 96

約数和(自身を含む): 84516096

約数和(自身を除く): 58337916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 397, 420, 471, 628, 785, 794, 942, 1099, 1191, 1570, 1588, 1884, 1985, 2198, 2355, 2382, 2779, 3140, 3297, 3970, 4396, 4710, 4764, 5495, 5558, 5955, 6594, 7940, 8337, 9420, 10990, 11116, 11910, 13188, 13895, 16485, 16674, 21980, 23820, 27790, 32970, 33348, 41685, 55580, 62329, 65940, 83370, 124658, 166740, 186987, 249316, 311645, 373974, 436303, 623290, 747948, 872606, 934935, 1246580, 1308909, 1745212, 1869870, 2181515, 2617818, 3739740, 4363030, 5235636, 6544545, 8726060, 13089090, 26178180]

約数ペア:

[(1, 26178180), (2, 13089090), (3, 8726060), (4, 6544545), (5, 5235636), (6, 4363030), (7, 3739740), (10, 2617818), (12, 2181515), (14, 1869870), (15, 1745212), (20, 1308909), (21, 1246580), (28, 934935), (30, 872606), (35, 747948), (42, 623290), (60, 436303), (70, 373974), (84, 311645), (105, 249316), (140, 186987), (157, 166740), (210, 124658), (314, 83370), (397, 65940), (420, 62329), (471, 55580), (628, 41685), (785, 33348), (794, 32970), (942, 27790), (1099, 23820), (1191, 21980), (1570, 16674), (1588, 16485), (1884, 13895), (1985, 13188), (2198, 11910), (2355, 11116), (2382, 10990), (2779, 9420), (3140, 8337), (3297, 7940), (3970, 6594), (4396, 5955), (4710, 5558), (4764, 5495)]