64988132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 135851520

約数和(自身を除く): 70863388

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 121, 148, 191, 209, 242, 382, 407, 418, 484, 703, 764, 814, 836, 1406, 1628, 2101, 2299, 2812, 3629, 4202, 4477, 4598, 7067, 7258, 7733, 8404, 8954, 9196, 14134, 14516, 15466, 17908, 23111, 28268, 30932, 39919, 46222, 77737, 79838, 85063, 92444, 134273, 155474, 159676, 170126, 268546, 310948, 340252, 439109, 537092, 855107, 878218, 1477003, 1710214, 1756436, 2954006, 3420428, 5908012, 16247033, 32494066, 64988132]

約数ペア:

[(1, 64988132), (2, 32494066), (4, 16247033), (11, 5908012), (19, 3420428), (22, 2954006), (37, 1756436), (38, 1710214), (44, 1477003), (74, 878218), (76, 855107), (121, 537092), (148, 439109), (191, 340252), (209, 310948), (242, 268546), (382, 170126), (407, 159676), (418, 155474), (484, 134273), (703, 92444), (764, 85063), (814, 79838), (836, 77737), (1406, 46222), (1628, 39919), (2101, 30932), (2299, 28268), (2812, 23111), (3629, 17908), (4202, 15466), (4477, 14516), (4598, 14134), (7067, 9196), (7258, 8954), (7733, 8404)]