56105660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6961}}^1$

素因数の和:7014

約数の個数: 48

約数和(自身を含む): 130996992

約数和(自身を除く): 74891332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 6961, 8060, 13922, 27844, 34805, 69610, 90493, 139220, 180986, 215791, 361972, 431582, 452465, 863164, 904930, 1078955, 1809860, 2157910, 2805283, 4315820, 5610566, 11221132, 14026415, 28052830, 56105660]

約数ペア:

[(1, 56105660), (2, 28052830), (4, 14026415), (5, 11221132), (10, 5610566), (13, 4315820), (20, 2805283), (26, 2157910), (31, 1809860), (52, 1078955), (62, 904930), (65, 863164), (124, 452465), (130, 431582), (155, 361972), (260, 215791), (310, 180986), (403, 139220), (620, 90493), (806, 69610), (1612, 34805), (2015, 27844), (4030, 13922), (6961, 8060)]