78814120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25589}}^1$

素因数の和:25618

約数の個数: 64

約数和(自身を含む): 221097600

約数和(自身を除く): 142283480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25589, 51178, 102356, 127945, 179123, 204712, 255890, 281479, 358246, 511780, 562958, 716492, 895615, 1023560, 1125916, 1407395, 1432984, 1791230, 1970353, 2251832, 2814790, 3582460, 3940706, 5629580, 7164920, 7881412, 9851765, 11259160, 15762824, 19703530, 39407060, 78814120]

約数ペア:

[(1, 78814120), (2, 39407060), (4, 19703530), (5, 15762824), (7, 11259160), (8, 9851765), (10, 7881412), (11, 7164920), (14, 5629580), (20, 3940706), (22, 3582460), (28, 2814790), (35, 2251832), (40, 1970353), (44, 1791230), (55, 1432984), (56, 1407395), (70, 1125916), (77, 1023560), (88, 895615), (110, 716492), (140, 562958), (154, 511780), (220, 358246), (280, 281479), (308, 255890), (385, 204712), (440, 179123), (616, 127945), (770, 102356), (1540, 51178), (3080, 25589)]