638271552

素因数分解:

$2^6\times 3^1\times {\mathrm{1289}}^1\times {\mathrm{2579}}^1$

素因数の和:3883

約数の個数: 56

約数和(自身を含む): 1690725600

約数和(自身を除く): 1052454048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 1289, 2578, 2579, 3867, 5156, 5158, 7734, 7737, 10312, 10316, 15468, 15474, 20624, 20632, 30936, 30948, 41248, 41264, 61872, 61896, 82496, 82528, 123744, 123792, 165056, 247488, 247584, 495168, 3324331, 6648662, 9972993, 13297324, 19945986, 26594648, 39891972, 53189296, 79783944, 106378592, 159567888, 212757184, 319135776, 638271552]

約数ペア:

[(1, 638271552), (2, 319135776), (3, 212757184), (4, 159567888), (6, 106378592), (8, 79783944), (12, 53189296), (16, 39891972), (24, 26594648), (32, 19945986), (48, 13297324), (64, 9972993), (96, 6648662), (192, 3324331), (1289, 495168), (2578, 247584), (2579, 247488), (3867, 165056), (5156, 123792), (5158, 123744), (7734, 82528), (7737, 82496), (10312, 61896), (10316, 61872), (15468, 41264), (15474, 41248), (20624, 30948), (20632, 30936)]