123566000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 80

約数和(自身を含む): 308575488

約数和(自身を除く): 185009488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 1993, 2000, 2480, 3100, 3875, 3986, 6200, 7750, 7972, 9965, 12400, 15500, 15944, 19930, 31000, 31888, 39860, 49825, 61783, 62000, 79720, 99650, 123566, 159440, 199300, 247132, 249125, 308915, 398600, 494264, 498250, 617830, 797200, 988528, 996500, 1235660, 1544575, 1993000, 2471320, 3089150, 3986000, 4942640, 6178300, 7722875, 12356600, 15445750, 24713200, 30891500, 61783000, 123566000]

約数ペア:

[(1, 123566000), (2, 61783000), (4, 30891500), (5, 24713200), (8, 15445750), (10, 12356600), (16, 7722875), (20, 6178300), (25, 4942640), (31, 3986000), (40, 3089150), (50, 2471320), (62, 1993000), (80, 1544575), (100, 1235660), (124, 996500), (125, 988528), (155, 797200), (200, 617830), (248, 498250), (250, 494264), (310, 398600), (400, 308915), (496, 249125), (500, 247132), (620, 199300), (775, 159440), (1000, 123566), (1240, 99650), (1550, 79720), (1993, 62000), (2000, 61783), (2480, 49825), (3100, 39860), (3875, 31888), (3986, 31000), (6200, 19930), (7750, 15944), (7972, 15500), (9965, 12400)]