766358008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{997}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 1634724000

約数和(自身を除く): 868365992

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 389, 494, 778, 988, 997, 1556, 1976, 1994, 3112, 3988, 5057, 7391, 7976, 10114, 12961, 14782, 18943, 20228, 25922, 29564, 37886, 40456, 51844, 59128, 75772, 96083, 103688, 151544, 192166, 246259, 384332, 387833, 492518, 768664, 775666, 985036, 1551332, 1970072, 3102664, 5041829, 7368827, 10083658, 14737654, 20167316, 29475308, 40334632, 58950616, 95794751, 191589502, 383179004, 766358008]

約数ペア:

[(1, 766358008), (2, 383179004), (4, 191589502), (8, 95794751), (13, 58950616), (19, 40334632), (26, 29475308), (38, 20167316), (52, 14737654), (76, 10083658), (104, 7368827), (152, 5041829), (247, 3102664), (389, 1970072), (494, 1551332), (778, 985036), (988, 775666), (997, 768664), (1556, 492518), (1976, 387833), (1994, 384332), (3112, 246259), (3988, 192166), (5057, 151544), (7391, 103688), (7976, 96083), (10114, 75772), (12961, 59128), (14782, 51844), (18943, 40456), (20228, 37886), (25922, 29564)]