257549180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{96823}}^1$

素因数の和:96858

約数の個数: 48

約数和(自身を含む): 650657280

約数和(自身を除く): 393108100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 96823, 193646, 387292, 484115, 677761, 968230, 1355522, 1839637, 1936460, 2711044, 3388805, 3679274, 6777610, 7358548, 9198185, 12877459, 13555220, 18396370, 25754918, 36792740, 51509836, 64387295, 128774590, 257549180]

約数ペア:

[(1, 257549180), (2, 128774590), (4, 64387295), (5, 51509836), (7, 36792740), (10, 25754918), (14, 18396370), (19, 13555220), (20, 12877459), (28, 9198185), (35, 7358548), (38, 6777610), (70, 3679274), (76, 3388805), (95, 2711044), (133, 1936460), (140, 1839637), (190, 1355522), (266, 968230), (380, 677761), (532, 484115), (665, 387292), (1330, 193646), (2660, 96823)]