140539105

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^2\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 208483200

約数和(自身を除く): 67944095

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 227, 245, 343, 361, 665, 931, 1135, 1589, 1715, 1805, 2527, 4313, 4655, 6517, 7945, 11123, 12635, 17689, 21565, 30191, 32585, 55615, 77861, 81947, 88445, 123823, 150955, 211337, 389305, 409735, 573629, 619115, 1056685, 1479359, 2868145, 4015403, 7396795, 20077015, 28107821, 140539105]

約数ペア:

[(1, 140539105), (5, 28107821), (7, 20077015), (19, 7396795), (35, 4015403), (49, 2868145), (95, 1479359), (133, 1056685), (227, 619115), (245, 573629), (343, 409735), (361, 389305), (665, 211337), (931, 150955), (1135, 123823), (1589, 88445), (1715, 81947), (1805, 77861), (2527, 55615), (4313, 32585), (4655, 30191), (6517, 21565), (7945, 17689), (11123, 12635)]