15664566520

素因数分解:

$2^3\times 5^1\times {\mathrm{27631}}^1\times {\mathrm{14173}}^1$

素因数の和:41815

約数の個数: 32

約数和(自身を含む): 35249037120

約数和(自身を除く): 19584470600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 14173, 27631, 28346, 55262, 56692, 70865, 110524, 113384, 138155, 141730, 221048, 276310, 283460, 552620, 566920, 1105240, 391614163, 783228326, 1566456652, 1958070815, 3132913304, 3916141630, 7832283260, 15664566520]

約数ペア:

[(1, 15664566520), (2, 7832283260), (4, 3916141630), (5, 3132913304), (8, 1958070815), (10, 1566456652), (20, 783228326), (40, 391614163), (14173, 1105240), (27631, 566920), (28346, 552620), (55262, 283460), (56692, 276310), (70865, 221048), (110524, 141730), (113384, 138155)]