64911880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1150

約数の個数: 64

約数和(自身を含む): 160548480

約数和(自身を除く): 95636600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 302, 440, 604, 755, 977, 1208, 1510, 1661, 1954, 3020, 3322, 3908, 4885, 6040, 6644, 7816, 8305, 9770, 10747, 13288, 16610, 19540, 21494, 33220, 39080, 42988, 53735, 66440, 85976, 107470, 147527, 214940, 295054, 429880, 590108, 737635, 1180216, 1475270, 1622797, 2950540, 3245594, 5901080, 6491188, 8113985, 12982376, 16227970, 32455940, 64911880]

約数ペア:

[(1, 64911880), (2, 32455940), (4, 16227970), (5, 12982376), (8, 8113985), (10, 6491188), (11, 5901080), (20, 3245594), (22, 2950540), (40, 1622797), (44, 1475270), (55, 1180216), (88, 737635), (110, 590108), (151, 429880), (220, 295054), (302, 214940), (440, 147527), (604, 107470), (755, 85976), (977, 66440), (1208, 53735), (1510, 42988), (1661, 39080), (1954, 33220), (3020, 21494), (3322, 19540), (3908, 16610), (4885, 13288), (6040, 10747), (6644, 9770), (7816, 8305)]