84945040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10513}}^1$

素因数の和:10627

約数の個数: 40

約数和(自身を含む): 199471608

約数和(自身を除く): 114526568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 10513, 21026, 42052, 52565, 84104, 105130, 168208, 210260, 420520, 841040, 1061813, 2123626, 4247252, 5309065, 8494504, 10618130, 16989008, 21236260, 42472520, 84945040]

約数ペア:

[(1, 84945040), (2, 42472520), (4, 21236260), (5, 16989008), (8, 10618130), (10, 8494504), (16, 5309065), (20, 4247252), (40, 2123626), (80, 1061813), (101, 841040), (202, 420520), (404, 210260), (505, 168208), (808, 105130), (1010, 84104), (1616, 52565), (2020, 42052), (4040, 21026), (8080, 10513)]