164839220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6967}}^1$

素因数の和:7009

約数の個数: 72

約数和(自身を含む): 428448384

約数和(自身を除く): 263609164

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 6967, 11830, 13934, 23660, 27868, 34835, 48769, 69670, 90571, 97538, 139340, 181142, 195076, 243845, 362284, 452855, 487690, 633997, 905710, 975380, 1177423, 1267994, 1811420, 2354846, 2535988, 3169985, 4709692, 5887115, 6339970, 8241961, 11774230, 12679940, 16483922, 23548460, 32967844, 41209805, 82419610, 164839220]

約数ペア:

[(1, 164839220), (2, 82419610), (4, 41209805), (5, 32967844), (7, 23548460), (10, 16483922), (13, 12679940), (14, 11774230), (20, 8241961), (26, 6339970), (28, 5887115), (35, 4709692), (52, 3169985), (65, 2535988), (70, 2354846), (91, 1811420), (130, 1267994), (140, 1177423), (169, 975380), (182, 905710), (260, 633997), (338, 487690), (364, 452855), (455, 362284), (676, 243845), (845, 195076), (910, 181142), (1183, 139340), (1690, 97538), (1820, 90571), (2366, 69670), (3380, 48769), (4732, 34835), (5915, 27868), (6967, 23660), (11830, 13934)]