938989975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25673}}^1$

素因数の和:25720

約数の個数: 48

約数和(自身を含む): 1528116480

約数和(自身を除く): 589126505

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1463, 1925, 3325, 5225, 7315, 25673, 36575, 128365, 179711, 282403, 487787, 641825, 898555, 1412015, 1976821, 2438935, 3414509, 4492775, 5365657, 7060075, 9884105, 12194675, 17072545, 26828285, 37559599, 49420525, 85362725, 134141425, 187797995, 938989975]

約数ペア:

[(1, 938989975), (5, 187797995), (7, 134141425), (11, 85362725), (19, 49420525), (25, 37559599), (35, 26828285), (55, 17072545), (77, 12194675), (95, 9884105), (133, 7060075), (175, 5365657), (209, 4492775), (275, 3414509), (385, 2438935), (475, 1976821), (665, 1412015), (1045, 898555), (1463, 641825), (1925, 487787), (3325, 282403), (5225, 179711), (7315, 128365), (25673, 36575)]