30965725

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 47219200

約数和(自身を除く): 16253475

約数列:

[1, 5, 7, 19, 25, 35, 67, 95, 133, 139, 175, 335, 469, 475, 665, 695, 973, 1273, 1675, 2345, 2641, 3325, 3475, 4865, 6365, 8911, 9313, 11725, 13205, 18487, 24325, 31825, 44555, 46565, 65191, 66025, 92435, 176947, 222775, 232825, 325955, 462175, 884735, 1238629, 1629775, 4423675, 6193145, 30965725]

約数ペア:

[(1, 30965725), (5, 6193145), (7, 4423675), (19, 1629775), (25, 1238629), (35, 884735), (67, 462175), (95, 325955), (133, 232825), (139, 222775), (175, 176947), (335, 92435), (469, 66025), (475, 65191), (665, 46565), (695, 44555), (973, 31825), (1273, 24325), (1675, 18487), (2345, 13205), (2641, 11725), (3325, 9313), (3475, 8911), (4865, 6365)]