156749060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20789}}^1$

素因数の和:20840

約数の個数: 48

約数和(自身を含む): 366735600

約数和(自身を除く): 209986540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 20789, 41578, 83156, 103945, 207890, 270257, 415780, 540514, 602881, 1081028, 1205762, 1351285, 2411524, 2702570, 3014405, 5405140, 6028810, 7837453, 12057620, 15674906, 31349812, 39187265, 78374530, 156749060]

約数ペア:

[(1, 156749060), (2, 78374530), (4, 39187265), (5, 31349812), (10, 15674906), (13, 12057620), (20, 7837453), (26, 6028810), (29, 5405140), (52, 3014405), (58, 2702570), (65, 2411524), (116, 1351285), (130, 1205762), (145, 1081028), (260, 602881), (290, 540514), (377, 415780), (580, 270257), (754, 207890), (1508, 103945), (1885, 83156), (3770, 41578), (7540, 20789)]