153200440

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{23497}}^1$

素因数の和:23671

約数の個数: 32

約数和(自身を含む): 346830480

約数和(自身を除く): 193630040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 23497, 46994, 93988, 117485, 187976, 234970, 469940, 939880, 3830011, 7660022, 15320044, 19150055, 30640088, 38300110, 76600220, 153200440]

約数ペア:

[(1, 153200440), (2, 76600220), (4, 38300110), (5, 30640088), (8, 19150055), (10, 15320044), (20, 7660022), (40, 3830011), (163, 939880), (326, 469940), (652, 234970), (815, 187976), (1304, 117485), (1630, 93988), (3260, 46994), (6520, 23497)]