78887620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 203857920

約数和(自身を除く): 124970300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 70, 76, 94, 95, 133, 140, 188, 190, 235, 266, 329, 380, 470, 532, 631, 658, 665, 893, 940, 1262, 1316, 1330, 1645, 1786, 2524, 2660, 3155, 3290, 3572, 4417, 4465, 6251, 6310, 6580, 8834, 8930, 11989, 12502, 12620, 17668, 17860, 22085, 23978, 25004, 29657, 31255, 44170, 47956, 59314, 59945, 62510, 83923, 88340, 118628, 119890, 125020, 148285, 167846, 207599, 239780, 296570, 335692, 415198, 419615, 563483, 593140, 830396, 839230, 1037995, 1126966, 1678460, 2075990, 2253932, 2817415, 3944381, 4151980, 5634830, 7888762, 11269660, 15777524, 19721905, 39443810, 78887620]

約数ペア:

[(1, 78887620), (2, 39443810), (4, 19721905), (5, 15777524), (7, 11269660), (10, 7888762), (14, 5634830), (19, 4151980), (20, 3944381), (28, 2817415), (35, 2253932), (38, 2075990), (47, 1678460), (70, 1126966), (76, 1037995), (94, 839230), (95, 830396), (133, 593140), (140, 563483), (188, 419615), (190, 415198), (235, 335692), (266, 296570), (329, 239780), (380, 207599), (470, 167846), (532, 148285), (631, 125020), (658, 119890), (665, 118628), (893, 88340), (940, 83923), (1262, 62510), (1316, 59945), (1330, 59314), (1645, 47956), (1786, 44170), (2524, 31255), (2660, 29657), (3155, 25004), (3290, 23978), (3572, 22085), (4417, 17860), (4465, 17668), (6251, 12620), (6310, 12502), (6580, 11989), (8834, 8930)]