66631575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 122456448

約数和(自身を除く): 55824873

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 107, 115, 285, 321, 345, 361, 437, 475, 535, 575, 1083, 1311, 1425, 1605, 1725, 1805, 2033, 2185, 2461, 2675, 5415, 6099, 6555, 7383, 8025, 8303, 9025, 10165, 10925, 12305, 24909, 27075, 30495, 32775, 36915, 38627, 41515, 46759, 50825, 61525, 115881, 124545, 140277, 152475, 184575, 193135, 207575, 233795, 579405, 622725, 701385, 888421, 965675, 1168975, 2665263, 2897025, 3506925, 4442105, 13326315, 22210525, 66631575]

約数ペア:

[(1, 66631575), (3, 22210525), (5, 13326315), (15, 4442105), (19, 3506925), (23, 2897025), (25, 2665263), (57, 1168975), (69, 965675), (75, 888421), (95, 701385), (107, 622725), (115, 579405), (285, 233795), (321, 207575), (345, 193135), (361, 184575), (437, 152475), (475, 140277), (535, 124545), (575, 115881), (1083, 61525), (1311, 50825), (1425, 46759), (1605, 41515), (1725, 38627), (1805, 36915), (2033, 32775), (2185, 30495), (2461, 27075), (2675, 24909), (5415, 12305), (6099, 10925), (6555, 10165), (7383, 9025), (8025, 8303)]