42979900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{22621}}^1$

素因数の和:22654

約数の個数: 36

約数和(自身を含む): 98179480

約数和(自身を除く): 55199580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 22621, 45242, 90484, 113105, 226210, 429799, 452420, 565525, 859598, 1131050, 1719196, 2148995, 2262100, 4297990, 8595980, 10744975, 21489950, 42979900]

約数ペア:

[(1, 42979900), (2, 21489950), (4, 10744975), (5, 8595980), (10, 4297990), (19, 2262100), (20, 2148995), (25, 1719196), (38, 1131050), (50, 859598), (76, 565525), (95, 452420), (100, 429799), (190, 226210), (380, 113105), (475, 90484), (950, 45242), (1900, 22621)]