64742184

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^2$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 189552090

約数和(自身を除く): 124809906

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 263, 312, 468, 526, 789, 936, 1052, 1578, 2104, 2367, 3156, 3419, 4734, 6312, 6838, 9468, 10257, 13676, 18936, 20514, 27352, 30771, 41028, 61542, 69169, 82056, 123084, 138338, 207507, 246168, 276676, 415014, 553352, 622521, 830028, 899197, 1245042, 1660056, 1798394, 2490084, 2697591, 3596788, 4980168, 5395182, 7193576, 8092773, 10790364, 16185546, 21580728, 32371092, 64742184]

約数ペア:

[(1, 64742184), (2, 32371092), (3, 21580728), (4, 16185546), (6, 10790364), (8, 8092773), (9, 7193576), (12, 5395182), (13, 4980168), (18, 3596788), (24, 2697591), (26, 2490084), (36, 1798394), (39, 1660056), (52, 1245042), (72, 899197), (78, 830028), (104, 622521), (117, 553352), (156, 415014), (234, 276676), (263, 246168), (312, 207507), (468, 138338), (526, 123084), (789, 82056), (936, 69169), (1052, 61542), (1578, 41028), (2104, 30771), (2367, 27352), (3156, 20514), (3419, 18936), (4734, 13676), (6312, 10257), (6838, 9468)]