1649334784

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:885

約数の個数: 80

約数和(自身を含む): 3459475008

約数和(自身を除く): 1810140224

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 227, 256, 368, 454, 512, 617, 736, 908, 1234, 1472, 1816, 2468, 2944, 3632, 4936, 5221, 5888, 7264, 9872, 10442, 11776, 14191, 14528, 19744, 20884, 28382, 29056, 39488, 41768, 56764, 58112, 78976, 83536, 113528, 116224, 140059, 157952, 167072, 227056, 280118, 315904, 334144, 454112, 560236, 668288, 908224, 1120472, 1336576, 1816448, 2240944, 2673152, 3221357, 3632896, 4481888, 6442714, 7265792, 8963776, 12885428, 17927552, 25770856, 35855104, 51541712, 71710208, 103083424, 206166848, 412333696, 824667392, 1649334784]

約数ペア:

[(1, 1649334784), (2, 824667392), (4, 412333696), (8, 206166848), (16, 103083424), (23, 71710208), (32, 51541712), (46, 35855104), (64, 25770856), (92, 17927552), (128, 12885428), (184, 8963776), (227, 7265792), (256, 6442714), (368, 4481888), (454, 3632896), (512, 3221357), (617, 2673152), (736, 2240944), (908, 1816448), (1234, 1336576), (1472, 1120472), (1816, 908224), (2468, 668288), (2944, 560236), (3632, 454112), (4936, 334144), (5221, 315904), (5888, 280118), (7264, 227056), (9872, 167072), (10442, 157952), (11776, 140059), (14191, 116224), (14528, 113528), (19744, 83536), (20884, 78976), (28382, 58112), (29056, 56764), (39488, 41768)]