245722100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{189017}}^1$

素因数の和:189044

約数の個数: 36

約数和(自身を含む): 574236684

約数和(自身を除く): 328514584

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 189017, 378034, 756068, 945085, 1890170, 2457221, 3780340, 4725425, 4914442, 9450850, 9828884, 12286105, 18901700, 24572210, 49144420, 61430525, 122861050, 245722100]

約数ペア:

[(1, 245722100), (2, 122861050), (4, 61430525), (5, 49144420), (10, 24572210), (13, 18901700), (20, 12286105), (25, 9828884), (26, 9450850), (50, 4914442), (52, 4725425), (65, 3780340), (100, 2457221), (130, 1890170), (260, 945085), (325, 756068), (650, 378034), (1300, 189017)]