133755520

素因数分解:

$2^7\times 5^1\times {\mathrm{208993}}^1$

素因数の和:209012

約数の個数: 32

約数和(自身を含む): 319760820

約数和(自身を除く): 186005300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 208993, 417986, 835972, 1044965, 1671944, 2089930, 3343888, 4179860, 6687776, 8359720, 13375552, 16719440, 26751104, 33438880, 66877760, 133755520]

約数ペア:

[(1, 133755520), (2, 66877760), (4, 33438880), (5, 26751104), (8, 16719440), (10, 13375552), (16, 8359720), (20, 6687776), (32, 4179860), (40, 3343888), (64, 2089930), (80, 1671944), (128, 1044965), (160, 835972), (320, 417986), (640, 208993)]