158091320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127493}}^1$

素因数の和:127535

約数の個数: 32

約数和(自身を含む): 367182720

約数和(自身を除く): 209091400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 127493, 254986, 509972, 637465, 1019944, 1274930, 2549860, 3952283, 5099720, 7904566, 15809132, 19761415, 31618264, 39522830, 79045660, 158091320]

約数ペア:

[(1, 158091320), (2, 79045660), (4, 39522830), (5, 31618264), (8, 19761415), (10, 15809132), (20, 7904566), (31, 5099720), (40, 3952283), (62, 2549860), (124, 1274930), (155, 1019944), (248, 637465), (310, 509972), (620, 254986), (1240, 127493)]