191771710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 191429570

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 79, 130, 142, 158, 263, 355, 395, 526, 710, 790, 923, 1027, 1315, 1846, 2054, 2630, 3419, 4615, 5135, 5609, 6838, 9230, 10270, 11218, 17095, 18673, 20777, 28045, 34190, 37346, 41554, 56090, 72917, 93365, 103885, 145834, 186730, 207770, 242749, 270101, 364585, 485498, 540202, 729170, 1213745, 1350505, 1475167, 2427490, 2701010, 2950334, 7375835, 14751670, 19177171, 38354342, 95885855, 191771710]

約数ペア:

[(1, 191771710), (2, 95885855), (5, 38354342), (10, 19177171), (13, 14751670), (26, 7375835), (65, 2950334), (71, 2701010), (79, 2427490), (130, 1475167), (142, 1350505), (158, 1213745), (263, 729170), (355, 540202), (395, 485498), (526, 364585), (710, 270101), (790, 242749), (923, 207770), (1027, 186730), (1315, 145834), (1846, 103885), (2054, 93365), (2630, 72917), (3419, 56090), (4615, 41554), (5135, 37346), (5609, 34190), (6838, 28045), (9230, 20777), (10270, 18673), (11218, 17095)]